131596628577 has 8 divisors (see below), whose sum is σ = 175584963840. Its totient is φ = 87669689520.

The previous prime is 131596628563. The next prime is 131596628633. The reversal of 131596628577 is 775826695131.

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

It is not a de Polignac number, because 131596628577 - 2⁴ = 131596628561 is a prime.

It is a super-4 number, since 4×131596628577⁴ (a number of 46 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131596628577.

It is not an unprimeable number, because it can be changed into a prime (131596628077) 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, 15344049 + ... + 15352622.

It is an arithmetic number, because the mean of its divisors is an integer number (21948120480).

Almost surely, 2^131596628577 is an apocalyptic number.

It is an amenable number.

131596628577 is a deficient number, since it is larger than the sum of its proper divisors (43988335263).

131596628577 is a wasteful number, since it uses less digits than its factorization.

131596628577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30698103.

The product of its digits is 19051200, while the sum is 60.

The spelling of 131596628577 in words is "one hundred thirty-one billion, five hundred ninety-six million, six hundred twenty-eight thousand, five hundred seventy-seven".