136005331618231 has 8 divisors (see below), whose sum is σ = 138085286976000. Its totient is φ = 133929942574680.

The previous prime is 136005331618229. The next prime is 136005331618259. The reversal of 136005331618231 is 132816133500631.

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

It is a cyclic number.

It is not a de Polignac number, because 136005331618231 - 2¹ = 136005331618229 is a prime.

It is a super-2 number, since 2×136005331618231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136005331618201) 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, 1141518531 + ... + 1141637668.

It is an arithmetic number, because the mean of its divisors is an integer number (17260660872000).

Almost surely, 2^{136005331618231} is an apocalyptic number.

136005331618231 is a deficient number, since it is larger than the sum of its proper divisors (2079955357769).

136005331618231 is an equidigital number, since it uses as much as digits as its factorization.

136005331618231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283157109.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 136005331618231 in words is "one hundred thirty-six trillion, five billion, three hundred thirty-one million, six hundred eighteen thousand, two hundred thirty-one".