136730666530 has 64 divisors (see below), whose sum is σ = 268643174400. Its totient is φ = 49907370240.

The previous prime is 136730666489. The next prime is 136730666533. The reversal of 136730666530 is 35666037631.

It is not an unprimeable number, because it can be changed into a prime (136730666533) 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 31 ways as a sum of consecutive naturals, for example, 2290239 + ... + 2349181.

It is an arithmetic number, because the mean of its divisors is an integer number (4197549600).

Almost surely, 2^136730666530 is an apocalyptic number.

136730666530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136730666530 is a deficient number, since it is larger than the sum of its proper divisors (131912507870).

136730666530 is a wasteful number, since it uses less digits than its factorization.

136730666530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59419.

The product of its (nonzero) digits is 1224720, while the sum is 46.

The spelling of 136730666530 in words is "one hundred thirty-six billion, seven hundred thirty million, six hundred sixty-six thousand, five hundred thirty".