666794080296 has 64 divisors (see below), whose sum is σ = 1852421467200. Its totient is φ = 222238810944.

The previous prime is 666794080283. The next prime is 666794080307. The reversal of 666794080296 is 692080497666.

It is a super-2 number, since 2×666794080296² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1726110 + ... + 2076786.

It is an arithmetic number, because the mean of its divisors is an integer number (28944085425).

Almost surely, 2^666794080296 is an apocalyptic number.

It is an amenable number.

666794080296 is an abundant number, since it is smaller than the sum of its proper divisors (1185627386904).

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

666794080296 is a wasteful number, since it uses less digits than its factorization.

666794080296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359495 (or 359485 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 63.

The spelling of 666794080296 in words is "six hundred sixty-six billion, seven hundred ninety-four million, eighty thousand, two hundred ninety-six".