400466024052352 has 64 divisors (see below), whose sum is σ = 845316808453440. Its totient is φ = 188324359925760.

The previous prime is 400466024052247. The next prime is 400466024052383. The reversal of 400466024052352 is 253250420664004.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 400466024052299 and 400466024052308.

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, 60444174 + ... + 66741517.

It is an arithmetic number, because the mean of its divisors is an integer number (13208075132085).

Almost surely, 2^{400466024052352} is an apocalyptic number.

It is an amenable number.

400466024052352 is an abundant number, since it is smaller than the sum of its proper divisors (444850784401088).

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

400466024052352 is a wasteful number, since it uses less digits than its factorization.

400466024052352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127187169 (or 127187157 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 400466024052352 in words is "four hundred trillion, four hundred sixty-six billion, twenty-four million, fifty-two thousand, three hundred fifty-two".