136620656134 has 16 divisors (see below), whose sum is σ = 208163770128. Its totient is φ = 67240865952.

The previous prime is 136620656129. The next prime is 136620656141. The reversal of 136620656134 is 431656026631.

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, 1999569 + ... + 2066764.

It is an arithmetic number, because the mean of its divisors is an integer number (13010235633).

Almost surely, 2^136620656134 is an apocalyptic number.

136620656134 is a deficient number, since it is larger than the sum of its proper divisors (71543113994).

136620656134 is a wasteful number, since it uses less digits than its factorization.

136620656134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4066599.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 136620656134 in words is "one hundred thirty-six billion, six hundred twenty million, six hundred fifty-six thousand, one hundred thirty-four".