16043069952 has 720 divisors, whose sum is σ = 59966786880. Its totient is φ = 4192321536.

The previous prime is 16043069951. The next prime is 16043069953. The reversal of 16043069952 is 25996034061.

16043069952 is a `hidden beast` number, since 1 + 604 + 30 + 6 + 9 + 9 + 5 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (16043069951) and next prime (16043069953).

It is a junction number, because it is equal to n+sod(n) for n = 16043069898 and 16043069907.

It is not an unprimeable number, because it can be changed into a prime (16043069951) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 147184074 + ... + 147184182.

It is an arithmetic number, because the mean of its divisors is an integer number (83287204).

Almost surely, 2^16043069952 is an apocalyptic number.

16043069952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16043069952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29983393440).

16043069952 is an abundant number, since it is smaller than the sum of its proper divisors (43923716928).

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

16043069952 is an equidigital number, since it uses as much as digits as its factorization.

16043069952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 16043069952 in words is "sixteen billion, forty-three million, sixty-nine thousand, nine hundred fifty-two".