136378845026 has 32 divisors (see below), whose sum is σ = 215099712000. Its totient is φ = 64762431552.

The previous prime is 136378845019. The next prime is 136378845041. The reversal of 136378845026 is 620548873631.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1177235 + ... + 1287881.

It is an arithmetic number, because the mean of its divisors is an integer number (6721866000).

Almost surely, 2^136378845026 is an apocalyptic number.

136378845026 is a deficient number, since it is larger than the sum of its proper divisors (78720866974).

136378845026 is a wasteful number, since it uses less digits than its factorization.

136378845026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111026.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 136378845026 in words is "one hundred thirty-six billion, three hundred seventy-eight million, eight hundred forty-five thousand, twenty-six".