137512501390 has 32 divisors (see below), whose sum is σ = 285908349024. Its totient is φ = 47063101440.

The previous prime is 137512501337. The next prime is 137512501391. The reversal of 137512501390 is 93105215731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137512501391) 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, 36766179 + ... + 36769918.

It is an arithmetic number, because the mean of its divisors is an integer number (8934635907).

Almost surely, 2^137512501390 is an apocalyptic number.

137512501390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137512501390 is an abundant number, since it is smaller than the sum of its proper divisors (148395847634).

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

137512501390 is a wasteful number, since it uses less digits than its factorization.

137512501390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73536132.

The product of its (nonzero) digits is 28350, while the sum is 37.

The spelling of 137512501390 in words is "one hundred thirty-seven billion, five hundred twelve million, five hundred one thousand, three hundred ninety".