15465648100 has 36 divisors (see below), whose sum is σ = 38354809024. Its totient is φ = 5302507680.

The previous prime is 15465648091. The next prime is 15465648157. The reversal of 15465648100 is 184656451.

It is a super-2 number, since 2×15465648100² (a number of 21 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 11046192 + ... + 11047591.

Almost surely, 2^15465648100 is an apocalyptic number.

15465648100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15465648100 is an abundant number, since it is smaller than the sum of its proper divisors (22889160924).

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

15465648100 is a wasteful number, since it uses less digits than its factorization.

15465648100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22093804 (or 22093797 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 15465648100 in words is "fifteen billion, four hundred sixty-five million, six hundred forty-eight thousand, one hundred".