131436319426624 has 21 divisors (see below), whose sum is σ = 260819128362351. Its totient is φ = 65718113855040.

The previous prime is 131436319426609. The next prime is 131436319426667. The reversal of 131436319426624 is 426624913634131.

The square root of 131436319426624 is 11464568.

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

It is a super-2 number, since 2×131436319426624² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 91000009 + ... + 92433079.

Almost surely, 2^{131436319426624} is an apocalyptic number.

131436319426624 is the 11464568-th square number.

It is an amenable number.

131436319426624 is a deficient number, since it is larger than the sum of its proper divisors (129382808935727).

131436319426624 is an frugal number, since it uses more digits than its factorization.

131436319426624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866154 (or 1433073 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 55.

The spelling of 131436319426624 in words is "one hundred thirty-one trillion, four hundred thirty-six billion, three hundred nineteen million, four hundred twenty-six thousand, six hundred twenty-four".