136402428536 has 32 divisors (see below), whose sum is σ = 279094982400. Its totient is φ = 61981100640.

The previous prime is 136402428527. The next prime is 136402428583. The reversal of 136402428536 is 635824204631.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25991 + ... + 522953.

It is an arithmetic number, because the mean of its divisors is an integer number (8721718200).

Almost surely, 2^136402428536 is an apocalyptic number.

It is an amenable number.

136402428536 is an abundant number, since it is smaller than the sum of its proper divisors (142692553864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136402428536 is a wasteful number, since it uses less digits than its factorization.

136402428536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500099 (or 500095 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 136402428536 in words is "one hundred thirty-six billion, four hundred two million, four hundred twenty-eight thousand, five hundred thirty-six".