137513916635 has 4 divisors (see below), whose sum is σ = 165016699968. Its totient is φ = 110011133304.

The previous prime is 137513916593. The next prime is 137513916649. The reversal of 137513916635 is 536619315731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 536619315731 = 23 ⋅23331274597.

It is a cyclic number.

It is not a de Polignac number, because 137513916635 - 2¹² = 137513912539 is a prime.

It is a Duffinian 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, 13751391659 + ... + 13751391668.

It is an arithmetic number, because the mean of its divisors is an integer number (41254174992).

Almost surely, 2^137513916635 is an apocalyptic number.

137513916635 is a deficient number, since it is larger than the sum of its proper divisors (27502783333).

137513916635 is an equidigital number, since it uses as much as digits as its factorization.

137513916635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27502783332.

The product of its digits is 1530900, while the sum is 50.

The spelling of 137513916635 in words is "one hundred thirty-seven billion, five hundred thirteen million, nine hundred sixteen thousand, six hundred thirty-five".