137855616676507 has 16 divisors (see below), whose sum is σ = 141583680885600. Its totient is φ = 134174002854400.

The previous prime is 137855616676451. The next prime is 137855616676511. The reversal of 137855616676507 is 705676616558731.

It is a de Polignac number, because none of the positive numbers 2^k-137855616676507 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 137855616676507.

It is not an unprimeable number, because it can be changed into a prime (137855616676007) 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, 261915219 + ... + 262441027.

It is an arithmetic number, because the mean of its divisors is an integer number (8848980055350).

Almost surely, 2^{137855616676507} is an apocalyptic number.

137855616676507 is a deficient number, since it is larger than the sum of its proper divisors (3728064209093).

137855616676507 is a wasteful number, since it uses less digits than its factorization.

137855616676507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569966.

The product of its (nonzero) digits is 1333584000, while the sum is 73.

The spelling of 137855616676507 in words is "one hundred thirty-seven trillion, eight hundred fifty-five billion, six hundred sixteen million, six hundred seventy-six thousand, five hundred seven".