13154654520 has 96 divisors (see below), whose sum is σ = 48860154720. Its totient is φ = 3006777600.

The previous prime is 13154654507. The next prime is 13154654551. The reversal of 13154654520 is 2545645131.

13154654520 is a `hidden beast` number, since 1 + 31 + 54 + 6 + 54 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2607531 + ... + 2612570.

It is an arithmetic number, because the mean of its divisors is an integer number (508959945).

Almost surely, 2^13154654520 is an apocalyptic number.

13154654520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13154654520 is an abundant number, since it is smaller than the sum of its proper divisors (35705500200).

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

13154654520 is a wasteful number, since it uses less digits than its factorization.

13154654520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220125 (or 5220118 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 13154654520 in words is "thirteen billion, one hundred fifty-four million, six hundred fifty-four thousand, five hundred twenty".