131363140522650 has 96 divisors (see below), whose sum is σ = 326180628371520. Its totient is φ = 34987161031680.

The previous prime is 131363140522637. The next prime is 131363140522661. The reversal of 131363140522650 is 56225041363131.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3416180824 + ... + 3416219276.

It is an arithmetic number, because the mean of its divisors is an integer number (3397714878870).

Almost surely, 2^{131363140522650} is an apocalyptic number.

131363140522650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131363140522650 is an abundant number, since it is smaller than the sum of its proper divisors (194817487848870).

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

131363140522650 is a wasteful number, since it uses less digits than its factorization.

131363140522650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65840 (or 65835 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

Adding to 131363140522650 its reverse (56225041363131), we get a palindrome (187588181885781).

The spelling of 131363140522650 in words is "one hundred thirty-one trillion, three hundred sixty-three billion, one hundred forty million, five hundred twenty-two thousand, six hundred fifty".