13477912557 has 8 divisors (see below), whose sum is σ = 18074426784. Its totient is φ = 8933336688.

The previous prime is 13477912537. The next prime is 13477912583. The reversal of 13477912557 is 75521977431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13477912557 - 2¹² = 13477908461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13477912507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12983983 + ... + 12985020.

It is an arithmetic number, because the mean of its divisors is an integer number (2259303348).

Almost surely, 2^13477912557 is an apocalyptic number.

It is an amenable number.

13477912557 is a deficient number, since it is larger than the sum of its proper divisors (4596514227).

13477912557 is a wasteful number, since it uses less digits than its factorization.

13477912557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25969179.

The product of its digits is 1852200, while the sum is 51.

The spelling of 13477912557 in words is "thirteen billion, four hundred seventy-seven million, nine hundred twelve thousand, five hundred fifty-seven".