131546513670 has 96 divisors (see below), whose sum is σ = 373716002016. Its totient is φ = 29436971520.

The previous prime is 131546513653. The next prime is 131546513677. The reversal of 131546513670 is 76315645131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131546513677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1346607 + ... + 1440986.

It is an arithmetic number, because the mean of its divisors is an integer number (3892875021).

Almost surely, 2^131546513670 is an apocalyptic number.

131546513670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131546513670 is an abundant number, since it is smaller than the sum of its proper divisors (242169488346).

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

131546513670 is a wasteful number, since it uses less digits than its factorization.

131546513670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787638 (or 2787627 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 131546513670 in words is "one hundred thirty-one billion, five hundred forty-six million, five hundred thirteen thousand, six hundred seventy".