136515362055661 has 8 divisors (see below), whose sum is σ = 136739841191424. Its totient is φ = 136290888714960.

The previous prime is 136515362055619. The next prime is 136515362055673. The reversal of 136515362055661 is 166550263515631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136515362055661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136515362055691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47037060 + ... + 49854946.

It is an arithmetic number, because the mean of its divisors is an integer number (17092480148928).

Almost surely, 2^{136515362055661} is an apocalyptic number.

It is an amenable number.

136515362055661 is a deficient number, since it is larger than the sum of its proper divisors (224479135763).

136515362055661 is an equidigital number, since it uses as much as digits as its factorization.

136515362055661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897531.

The product of its (nonzero) digits is 14580000, while the sum is 55.

The spelling of 136515362055661 in words is "one hundred thirty-six trillion, five hundred fifteen billion, three hundred sixty-two million, fifty-five thousand, six hundred sixty-one".