13511476920 has 64 divisors (see below), whose sum is σ = 42918815520. Its totient is φ = 3391115264.

The previous prime is 13511476919. The next prime is 13511476921. The reversal of 13511476920 is 2967411531.

It is an interprime number because it is at equal distance from previous prime (13511476919) and next prime (13511476921).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13511476921) 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, 3309597 + ... + 3313676.

Almost surely, 2^13511476920 is an apocalyptic number.

13511476920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13511476920 is an abundant number, since it is smaller than the sum of its proper divisors (29407338600).

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

13511476920 is a wasteful number, since it uses less digits than its factorization.

13511476920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6623304 (or 6623300 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 13511476920 in words is "thirteen billion, five hundred eleven million, four hundred seventy-six thousand, nine hundred twenty".