136402072404512 has 12 divisors (see below), whose sum is σ = 268541580046446. Its totient is φ = 68201036202240.

The previous prime is 136402072404497. The next prime is 136402072404527. The reversal of 136402072404512 is 215404270204631.

It is an interprime number because it is at equal distance from previous prime (136402072404497) and next prime (136402072404527).

It can be written as a sum of positive squares in only one way, i.e., 98309525293456 + 38092547111056 = 9915116^2 + 6171916^2 .

It is a super-2 number, since 2×136402072404512² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136402072404512.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2131282381289 + ... + 2131282381352.

Almost surely, 2^{136402072404512} is an apocalyptic number.

It is an amenable number.

136402072404512 is a deficient number, since it is larger than the sum of its proper divisors (132139507641934).

136402072404512 is an equidigital number, since it uses as much as digits as its factorization.

136402072404512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4262564762651 (or 4262564762643 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 136402072404512 in words is "one hundred thirty-six trillion, four hundred two billion, seventy-two million, four hundred four thousand, five hundred twelve".