137637512852 has 24 divisors (see below), whose sum is σ = 278000526720. Its totient is φ = 58403469600.

The previous prime is 137637512851. The next prime is 137637512861. The reversal of 137637512852 is 258215736731.

It is a self number, because there is not a number n which added to its sum of digits gives 137637512852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137637512851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24331952 + ... + 24337607.

It is an arithmetic number, because the mean of its divisors is an integer number (11583355280).

Almost surely, 2^137637512852 is an apocalyptic number.

It is an amenable number.

137637512852 is an abundant number, since it is smaller than the sum of its proper divisors (140363013868).

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

137637512852 is a wasteful number, since it uses less digits than its factorization.

137637512852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48669671 (or 48669669 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 50.

The spelling of 137637512852 in words is "one hundred thirty-seven billion, six hundred thirty-seven million, five hundred twelve thousand, eight hundred fifty-two".