131335455444144 has 80 divisors (see below), whose sum is σ = 387838602907392. Its totient is φ = 37516063659264.

The previous prime is 131335455444107. The next prime is 131335455444187. The reversal of 131335455444144 is 441444554533131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41989054 + ... + 45008349.

Almost surely, 2^{131335455444144} is an apocalyptic number.

131335455444144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

131335455444144 is an abundant number, since it is smaller than the sum of its proper divisors (256503147463248).

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

131335455444144 is a wasteful number, since it uses less digits than its factorization.

131335455444144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87001914 (or 87001908 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 51.

The spelling of 131335455444144 in words is "one hundred thirty-one trillion, three hundred thirty-five billion, four hundred fifty-five million, four hundred forty-four thousand, one hundred forty-four".