136612354122361 has 4 divisors (see below), whose sum is σ = 147120996747172. Its totient is φ = 126103711497552.

The previous prime is 136612354122329. The next prime is 136612354122421. The reversal of 136612354122361 is 163221453216631.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14754356499600 + 121857997622761 = 3841140^2 + 11038931^2 .

It is a cyclic number.

It is not a de Polignac number, because 136612354122361 - 2⁵ = 136612354122329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136612354122301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5254321312386 + ... + 5254321312411.

It is an arithmetic number, because the mean of its divisors is an integer number (36780249186793).

Almost surely, 2^{136612354122361} is an apocalyptic number.

It is an amenable number.

136612354122361 is a deficient number, since it is larger than the sum of its proper divisors (10508642624811).

136612354122361 is a wasteful number, since it uses less digits than its factorization.

136612354122361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10508642624810.

The product of its digits is 933120, while the sum is 46.

The spelling of 136612354122361 in words is "one hundred thirty-six trillion, six hundred twelve billion, three hundred fifty-four million, one hundred twenty-two thousand, three hundred sixty-one".