131096375884978 has 16 divisors (see below), whose sum is σ = 224849747916864. Its totient is φ = 56155885207920.

The previous prime is 131096375884973. The next prime is 131096375884979. The reversal of 131096375884978 is 879488573690131.

It is a junction number, because it is equal to n+sod(n) for n = 131096375884898 and 131096375884907.

It is not an unprimeable number, because it can be changed into a prime (131096375884973) 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, 2356294993 + ... + 2356350628.

It is an arithmetic number, because the mean of its divisors is an integer number (14053109244804).

Almost surely, 2^{131096375884978} is an apocalyptic number.

131096375884978 is a deficient number, since it is larger than the sum of its proper divisors (93753372031886).

131096375884978 is a wasteful number, since it uses less digits than its factorization.

131096375884978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712647617.

The product of its (nonzero) digits is 2194698240, while the sum is 79.

The spelling of 131096375884978 in words is "one hundred thirty-one trillion, ninety-six billion, three hundred seventy-five million, eight hundred eighty-four thousand, nine hundred seventy-eight".