137438544 has 20 divisors (see below), whose sum is σ = 355049696. Its totient is φ = 45812832.

The previous prime is 137438513. The next prime is 137438563. The reversal of 137438544 is 445834731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1431604 + ... + 1431699.

Almost surely, 2^137438544 is an apocalyptic number.

It is an amenable number.

137438544 is an abundant number, since it is smaller than the sum of its proper divisors (217611152).

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

137438544 is a wasteful number, since it uses less digits than its factorization.

137438544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2863314 (or 2863308 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 137438544 is about 11723.4186140392. The cubic root of 137438544 is about 516.0631495335.

The spelling of 137438544 in words is "one hundred thirty-seven million, four hundred thirty-eight thousand, five hundred forty-four".