131940662559 has 16 divisors (see below), whose sum is σ = 176080417920. Its totient is φ = 87880720160.

The previous prime is 131940662537. The next prime is 131940662587. The reversal of 131940662559 is 955266049131.

It is a cyclic number.

It is not a de Polignac number, because 131940662559 - 2⁵ = 131940662527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131940662159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21946864 + ... + 21952874.

It is an arithmetic number, because the mean of its divisors is an integer number (11005026120).

Almost surely, 2^131940662559 is an apocalyptic number.

131940662559 is a deficient number, since it is larger than the sum of its proper divisors (44139755361).

131940662559 is a wasteful number, since it uses less digits than its factorization.

131940662559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11430.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 131940662559 in words is "one hundred thirty-one billion, nine hundred forty million, six hundred sixty-two thousand, five hundred fifty-nine".