615166055466 has 64 divisors (see below), whose sum is σ = 1322890168320. Its totient is φ = 190093962240.

The previous prime is 615166055461. The next prime is 615166055473. The reversal of 615166055466 is 664550661516.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (615166055461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50846730 + ... + 50858826.

It is an arithmetic number, because the mean of its divisors is an integer number (20670158880).

Almost surely, 2^615166055466 is an apocalyptic number.

615166055466 is an abundant number, since it is smaller than the sum of its proper divisors (707724112854).

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

615166055466 is a wasteful number, since it uses less digits than its factorization.

615166055466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21659.

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 615166055466 in words is "six hundred fifteen billion, one hundred sixty-six million, fifty-five thousand, four hundred sixty-six".