34130065812 has 12 divisors (see below), whose sum is σ = 79636820256. Its totient is φ = 11376688600.

The previous prime is 34130065757. The next prime is 34130065819. The reversal of 34130065812 is 21856003143.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×34130065812² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34130065819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1422086064 + ... + 1422086087.

It is an arithmetic number, because the mean of its divisors is an integer number (6636401688).

Almost surely, 2^34130065812 is an apocalyptic number.

It is an amenable number.

34130065812 is an abundant number, since it is smaller than the sum of its proper divisors (45506754444).

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

34130065812 is a wasteful number, since it uses less digits than its factorization.

34130065812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2844172158 (or 2844172156 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 34130065812 its reverse (21856003143), we get a palindrome (55986068955).

The spelling of 34130065812 in words is "thirty-four billion, one hundred thirty million, sixty-five thousand, eight hundred twelve".