136131260634 has 16 divisors (see below), whose sum is σ = 302513912640. Its totient is φ = 45377086860.

The previous prime is 136131260633. The next prime is 136131260651. The reversal of 136131260634 is 436062131631.

136131260634 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 3 + 12 + 6 + 0 + 634 = 666.

It is not an unprimeable number, because it can be changed into a prime (136131260633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1260474582 + ... + 1260474689.

It is an arithmetic number, because the mean of its divisors is an integer number (18907119540).

Almost surely, 2^136131260634 is an apocalyptic number.

136131260634 is an abundant number, since it is smaller than the sum of its proper divisors (166382652006).

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

136131260634 is a wasteful number, since it uses less digits than its factorization.

136131260634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2520949282 (or 2520949276 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 136131260634 in words is "one hundred thirty-six billion, one hundred thirty-one million, two hundred sixty thousand, six hundred thirty-four".