131085995364 has 27 divisors (see below), whose sum is σ = 331361757363. Its totient is φ = 43694607672.

The previous prime is 131085995321. The next prime is 131085995387. The reversal of 131085995364 is 463599580131.

The square root of 131085995364 is 362058.

It is a perfect power (a square), and thus also a powerful number.

131085995364 is a `hidden beast` number, since 1 + 3 + 10 + 8 + 5 + 99 + 536 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 131085995364.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2142177 + ... + 2202519.

Almost surely, 2^131085995364 is an apocalyptic number.

131085995364 is the 362058-th square number.

It is an amenable number.

131085995364 is an abundant number, since it is smaller than the sum of its proper divisors (200275761999).

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

131085995364 is an frugal number, since it uses more digits than its factorization.

131085995364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120696 (or 60348 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 54.

The spelling of 131085995364 in words is "one hundred thirty-one billion, eighty-five million, nine hundred ninety-five thousand, three hundred sixty-four".