137813786255 has 4 divisors (see below), whose sum is σ = 165376543512. Its totient is φ = 110251029000.

The previous prime is 137813786191. The next prime is 137813786291. The reversal of 137813786255 is 552687318731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552687318731 = 19 ⋅29088806249.

It is not a de Polignac number, because 137813786255 - 2⁶ = 137813786191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137813786255.

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, 13781378621 + ... + 13781378630.

It is an arithmetic number, because the mean of its divisors is an integer number (41344135878).

Almost surely, 2^137813786255 is an apocalyptic number.

137813786255 is a deficient number, since it is larger than the sum of its proper divisors (27562757257).

137813786255 is an equidigital number, since it uses as much as digits as its factorization.

137813786255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27562757256.

The product of its digits is 8467200, while the sum is 56.

The spelling of 137813786255 in words is "one hundred thirty-seven billion, eight hundred thirteen million, seven hundred eighty-six thousand, two hundred fifty-five".