15153484864 has 56 divisors (see below), whose sum is σ = 35860134528. Its totient is φ = 6211983360.

The previous prime is 15153484859. The next prime is 15153484897. The reversal of 15153484864 is 46848435151.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725017 + ... + 745624.

Almost surely, 2^15153484864 is an apocalyptic number.

15153484864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

15153484864 is an abundant number, since it is smaller than the sum of its proper divisors (20706649664).

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

15153484864 is a wasteful number, since it uses less digits than its factorization.

15153484864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470683 (or 1470673 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 49.

The spelling of 15153484864 in words is "fifteen billion, one hundred fifty-three million, four hundred eighty-four thousand, eight hundred sixty-four".