136723730540466 has 16 divisors (see below), whose sum is σ = 273447586462464. Its totient is φ = 45574555949904.

The previous prime is 136723730540447. The next prime is 136723730540489. The reversal of 136723730540466 is 664045037327631.

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, 14936580 + ... + 22283376.

It is an arithmetic number, because the mean of its divisors is an integer number (17090474153904).

Almost surely, 2^{136723730540466} is an apocalyptic number.

136723730540466 is an abundant number, since it is smaller than the sum of its proper divisors (136723855921998).

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

136723730540466 is a wasteful number, since it uses less digits than its factorization.

136723730540466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10448465.

The product of its (nonzero) digits is 45722880, while the sum is 57.

The spelling of 136723730540466 in words is "one hundred thirty-six trillion, seven hundred twenty-three billion, seven hundred thirty million, five hundred forty thousand, four hundred sixty-six".