131530302504 has 48 divisors (see below), whose sum is σ = 367719131520. Its totient is φ = 42429129120.

The previous prime is 131530302451. The next prime is 131530302511. The reversal of 131530302504 is 405203035131.

131530302504 is a `hidden beast` number, since 1 + 3 + 153 + 0 + 3 + 0 + 2 + 504 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29462442 + ... + 29466905.

It is an arithmetic number, because the mean of its divisors is an integer number (7660815240).

Almost surely, 2^131530302504 is an apocalyptic number.

It is an amenable number.

131530302504 is an abundant number, since it is smaller than the sum of its proper divisors (236188829016).

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

131530302504 is a wasteful number, since it uses less digits than its factorization.

131530302504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58929390 (or 58929383 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 131530302504 its reverse (405203035131), we get a palindrome (536733337635).

The spelling of 131530302504 in words is "one hundred thirty-one billion, five hundred thirty million, three hundred two thousand, five hundred four".