400223932416 has 832 divisors, whose sum is σ = 1514042787840. Its totient is φ = 101443829760.

The previous prime is 400223932391. The next prime is 400223932447. The reversal of 400223932416 is 614239322004.

400223932416 is a `hidden beast` number, since 4 + 0 + 0 + 2 + 239 + 3 + 2 + 416 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 366169566 + ... + 366170658.

Almost surely, 2^400223932416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400223932416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (757021393920).

400223932416 is an abundant number, since it is smaller than the sum of its proper divisors (1113818855424).

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

400223932416 is a wasteful number, since it uses less digits than its factorization.

400223932416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187 (or 1159 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 400223932416 in words is "four hundred billion, two hundred twenty-three million, nine hundred thirty-two thousand, four hundred sixteen".