69434423925012 has 96 divisors (see below), whose sum is σ = 181930530781440. Its totient is φ = 22898883081600.

The previous prime is 69434423924891. The next prime is 69434423925019. The reversal of 69434423925012 is 21052932443496.

It is a happy number.

69434423925012 is a `hidden beast` number, since 6 + 9 + 4 + 3 + 4 + 42 + 3 + 92 + 501 + 2 = 666.

69434423925012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×69434423925012² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 69434423925012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69434423925019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12582978 + ... + 17239494.

It is an arithmetic number, because the mean of its divisors is an integer number (1895109695640).

Almost surely, 2^{69434423925012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69434423925012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90965265390720).

69434423925012 is an abundant number, since it is smaller than the sum of its proper divisors (112496106856428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69434423925012 is a wasteful number, since it uses less digits than its factorization.

69434423925012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4657998 (or 4657990 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 69434423925012 in words is "sixty-nine trillion, four hundred thirty-four billion, four hundred twenty-three million, nine hundred twenty-five thousand, twelve".