136364570571 has 4 divisors (see below), whose sum is σ = 181819427432. Its totient is φ = 90909713712.

The previous prime is 136364570567. The next prime is 136364570581. The reversal of 136364570571 is 175075463631.

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

It is not a de Polignac number, because 136364570571 - 2² = 136364570567 is a prime.

It is a super-2 number, since 2×136364570571² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136364570571.

It is not an unprimeable number, because it can be changed into a prime (136364570561) 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, 22727428426 + ... + 22727428431.

It is an arithmetic number, because the mean of its divisors is an integer number (45454856858).

Almost surely, 2^136364570571 is an apocalyptic number.

136364570571 is a deficient number, since it is larger than the sum of its proper divisors (45454856861).

136364570571 is an equidigital number, since it uses as much as digits as its factorization.

136364570571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45454856860.

The product of its (nonzero) digits is 1587600, while the sum is 48.

The spelling of 136364570571 in words is "one hundred thirty-six billion, three hundred sixty-four million, five hundred seventy thousand, five hundred seventy-one".