131534718396 has 12 divisors (see below), whose sum is σ = 306914342952. Its totient is φ = 43844906128.

The previous prime is 131534718389. The next prime is 131534718397. The reversal of 131534718396 is 693817435131.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131534718397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5480613255 + ... + 5480613278.

It is an arithmetic number, because the mean of its divisors is an integer number (25576195246).

Almost surely, 2^131534718396 is an apocalyptic number.

It is an amenable number.

131534718396 is an abundant number, since it is smaller than the sum of its proper divisors (175379624556).

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

131534718396 is a wasteful number, since it uses less digits than its factorization.

131534718396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10961226540 (or 10961226538 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The spelling of 131534718396 in words is "one hundred thirty-one billion, five hundred thirty-four million, seven hundred eighteen thousand, three hundred ninety-six".