137813590238 has 4 divisors (see below), whose sum is σ = 206720385360. Its totient is φ = 68906795118.

The previous prime is 137813590181. The next prime is 137813590261. The reversal of 137813590238 is 832095318731.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34453397558 + ... + 34453397561.

It is an arithmetic number, because the mean of its divisors is an integer number (51680096340).

Almost surely, 2^137813590238 is an apocalyptic number.

137813590238 is a deficient number, since it is larger than the sum of its proper divisors (68906795122).

137813590238 is an equidigital number, since it uses as much as digits as its factorization.

137813590238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68906795121.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 137813590238 in words is "one hundred thirty-seven billion, eight hundred thirteen million, five hundred ninety thousand, two hundred thirty-eight".