15157945636 has 24 divisors (see below), whose sum is σ = 26687344320. Its totient is φ = 7533036000.

The previous prime is 15157945573. The next prime is 15157945651. The reversal of 15157945636 is 63654975151.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 1688961 + ... + 1697911.

It is an arithmetic number, because the mean of its divisors is an integer number (1111972680).

Almost surely, 2^15157945636 is an apocalyptic number.

It is an amenable number.

15157945636 is a deficient number, since it is larger than the sum of its proper divisors (11529398684).

15157945636 is a wasteful number, since it uses less digits than its factorization.

15157945636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11475 (or 11473 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 52.

The spelling of 15157945636 in words is "fifteen billion, one hundred fifty-seven million, nine hundred forty-five thousand, six hundred thirty-six".