400624433066 has 32 divisors (see below), whose sum is σ = 706065752448. Its totient is φ = 168077442240.

The previous prime is 400624433003. The next prime is 400624433087. The reversal of 400624433066 is 660334426004.

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, 3054020 + ... + 3182496.

It is an arithmetic number, because the mean of its divisors is an integer number (22064554764).

Almost surely, 2^400624433066 is an apocalyptic number.

400624433066 is a deficient number, since it is larger than the sum of its proper divisors (305441319382).

400624433066 is a wasteful number, since it uses less digits than its factorization.

400624433066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139406.

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 400624433066 in words is "four hundred billion, six hundred twenty-four million, four hundred thirty-three thousand, sixty-six".