15166154542 has 32 divisors (see below), whose sum is σ = 28941523200. Its totient is φ = 5908888440.

The previous prime is 15166154539. The next prime is 15166154543. The reversal of 15166154542 is 24545166151.

It is a junction number, because it is equal to n+sod(n) for n = 15166154495 and 15166154504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15166154543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997368 + ... + 1012459.

It is an arithmetic number, because the mean of its divisors is an integer number (904422600).

Almost surely, 2^15166154542 is an apocalyptic number.

15166154542 is a deficient number, since it is larger than the sum of its proper divisors (13775368658).

15166154542 is a wasteful number, since it uses less digits than its factorization.

15166154542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009861 (or 2009847 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The spelling of 15166154542 in words is "fifteen billion, one hundred sixty-six million, one hundred fifty-four thousand, five hundred forty-two".