136377727415 has 4 divisors (see below), whose sum is σ = 163653272904. Its totient is φ = 109102181928.

The previous prime is 136377727393. The next prime is 136377727439. The reversal of 136377727415 is 514727773631.

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

It is a cyclic number.

It is not a de Polignac number, because 136377727415 - 2¹⁶ = 136377661879 is a prime.

It is a Duffinian number.

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, 13637772737 + ... + 13637772746.

It is an arithmetic number, because the mean of its divisors is an integer number (40913318226).

Almost surely, 2^136377727415 is an apocalyptic number.

136377727415 is a deficient number, since it is larger than the sum of its proper divisors (27275545489).

136377727415 is an equidigital number, since it uses as much as digits as its factorization.

136377727415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27275545488.

The product of its digits is 5186160, while the sum is 53.

The spelling of 136377727415 in words is "one hundred thirty-six billion, three hundred seventy-seven million, seven hundred twenty-seven thousand, four hundred fifteen".