15115464402 has 32 divisors (see below), whose sum is σ = 31831537920. Its totient is φ = 4771878480.

The previous prime is 15115464391. The next prime is 15115464443. The reversal of 15115464402 is 20446451151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402813 + ... + 438735.

It is an arithmetic number, because the mean of its divisors is an integer number (994735560).

Almost surely, 2^15115464402 is an apocalyptic number.

15115464402 is an abundant number, since it is smaller than the sum of its proper divisors (16716073518).

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

15115464402 is a wasteful number, since it uses less digits than its factorization.

15115464402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39638.

The product of its (nonzero) digits is 19200, while the sum is 33.

The spelling of 15115464402 in words is "fifteen billion, one hundred fifteen million, four hundred sixty-four thousand, four hundred two".