137537888925 has 24 divisors (see below), whose sum is σ = 235237220640. Its totient is φ = 70824107200.

The previous prime is 137537888911. The next prime is 137537888933. The reversal of 137537888925 is 529888735731.

It is not a de Polignac number, because 137537888925 - 2⁴ = 137537888909 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31615731 + ... + 31620080.

It is an arithmetic number, because the mean of its divisors is an integer number (9801550860).

Almost surely, 2^137537888925 is an apocalyptic number.

137537888925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137537888925 is a deficient number, since it is larger than the sum of its proper divisors (97699331715).

137537888925 is a wasteful number, since it uses less digits than its factorization.

137537888925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63235853 (or 63235848 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 66.

The spelling of 137537888925 in words is "one hundred thirty-seven billion, five hundred thirty-seven million, eight hundred eighty-eight thousand, nine hundred twenty-five".