400717732122 has 16 divisors (see below), whose sum is σ = 890483849280. Its totient is φ = 133572577356.

The previous prime is 400717732109. The next prime is 400717732133. The reversal of 400717732122 is 221237717004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3710349318 + ... + 3710349425.

It is an arithmetic number, because the mean of its divisors is an integer number (55655240580).

Almost surely, 2^400717732122 is an apocalyptic number.

400717732122 is an abundant number, since it is smaller than the sum of its proper divisors (489766117158).

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

400717732122 is a wasteful number, since it uses less digits than its factorization.

400717732122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7420698754 (or 7420698748 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The spelling of 400717732122 in words is "four hundred billion, seven hundred seventeen million, seven hundred thirty-two thousand, one hundred twenty-two".