131624703640 has 16 divisors (see below), whose sum is σ = 296155583280. Its totient is φ = 52649881440.

The previous prime is 131624703593. The next prime is 131624703653. The reversal of 131624703640 is 46307426131.

It is a self number, because there is not a number n which added to its sum of digits gives 131624703640.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 1645308756 + ... + 1645308835.

It is an arithmetic number, because the mean of its divisors is an integer number (18509723955).

Almost surely, 2^131624703640 is an apocalyptic number.

131624703640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131624703640 is an abundant number, since it is smaller than the sum of its proper divisors (164530879640).

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

131624703640 is a wasteful number, since it uses less digits than its factorization.

131624703640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3290617602 (or 3290617598 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 131624703640 in words is "one hundred thirty-one billion, six hundred twenty-four million, seven hundred three thousand, six hundred forty".