400930668626 has 16 divisors (see below), whose sum is σ = 650320586496. Its totient is φ = 184658930496.

The previous prime is 400930668617. The next prime is 400930668631. The reversal of 400930668626 is 626866039004.

It is a Curzon number.

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, 125446046 + ... + 125449241.

It is an arithmetic number, because the mean of its divisors is an integer number (40645036656).

Almost surely, 2^400930668626 is an apocalyptic number.

400930668626 is a deficient number, since it is larger than the sum of its proper divisors (249389917870).

400930668626 is a wasteful number, since it uses less digits than its factorization.

400930668626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250895353.

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 400930668626 in words is "four hundred billion, nine hundred thirty million, six hundred sixty-eight thousand, six hundred twenty-six".