15830512968 has 16 divisors (see below), whose sum is σ = 39576282480. Its totient is φ = 5276837648.

The previous prime is 15830512963. The next prime is 15830512991. The reversal of 15830512968 is 86921503851.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (15830512963) 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, 329802330 + ... + 329802377.

It is an arithmetic number, because the mean of its divisors is an integer number (2473517655).

Almost surely, 2^15830512968 is an apocalyptic number.

It is an amenable number.

15830512968 is an abundant number, since it is smaller than the sum of its proper divisors (23745769512).

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

15830512968 is a wasteful number, since it uses less digits than its factorization.

15830512968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659604716 (or 659604712 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 48.

The spelling of 15830512968 in words is "fifteen billion, eight hundred thirty million, five hundred twelve thousand, nine hundred sixty-eight".