136344012534 has 40 divisors (see below), whose sum is σ = 305558371800. Its totient is φ = 45441044064.

The previous prime is 136344012499. The next prime is 136344012577. The reversal of 136344012534 is 435210443631.

136344012534 is a `hidden beast` number, since 1 + 3 + 63 + 440 + 125 + 34 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1056642 + ... + 1178634.

It is an arithmetic number, because the mean of its divisors is an integer number (7638959295).

Almost surely, 2^136344012534 is an apocalyptic number.

136344012534 is an abundant number, since it is smaller than the sum of its proper divisors (169214359266).

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

136344012534 is a wasteful number, since it uses less digits than its factorization.

136344012534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128906 (or 128897 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 136344012534 in words is "one hundred thirty-six billion, three hundred forty-four million, twelve thousand, five hundred thirty-four".