131252929284 has 48 divisors (see below), whose sum is σ = 307122162368. Its totient is φ = 43627465728.

The previous prime is 131252929273. The next prime is 131252929289. The reversal of 131252929284 is 482929252131.

It is not an unprimeable number, because it can be changed into a prime (131252929289) 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, 12345579 + ... + 12356205.

Almost surely, 2^131252929284 is an apocalyptic number.

It is an amenable number.

131252929284 is an abundant number, since it is smaller than the sum of its proper divisors (175869233084).

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

131252929284 is a wasteful number, since it uses less digits than its factorization.

131252929284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13444 (or 13442 counting only the distinct ones).

The product of its digits is 622080, while the sum is 48.

The spelling of 131252929284 in words is "one hundred thirty-one billion, two hundred fifty-two million, nine hundred twenty-nine thousand, two hundred eighty-four".