666466000626 has 32 divisors (see below), whose sum is σ = 1376040960000. Its totient is φ = 214971665040.

The previous prime is 666466000597. The next prime is 666466000637. The reversal of 666466000626 is 626000664666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2272125 + ... + 2548623.

It is an arithmetic number, because the mean of its divisors is an integer number (43001280000).

Almost surely, 2^666466000626 is an apocalyptic number.

666466000626 is an abundant number, since it is smaller than the sum of its proper divisors (709574959374).

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

666466000626 is a wasteful number, since it uses less digits than its factorization.

666466000626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289494.

The product of its (nonzero) digits is 2239488, while the sum is 48.

The spelling of 666466000626 in words is "six hundred sixty-six billion, four hundred sixty-six million, six hundred twenty-six", and thus it is an aban number.