400476352044 has 24 divisors (see below), whose sum is σ = 934650456768. Its totient is φ = 133462740880.

The previous prime is 400476352033. The next prime is 400476352051. The reversal of 400476352044 is 440253674004.

It is a junction number, because it is equal to n+sod(n) for n = 400476351993 and 400476352011.

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, 3615222 + ... + 3724349.

It is an arithmetic number, because the mean of its divisors is an integer number (38943769032).

Almost surely, 2^400476352044 is an apocalyptic number.

It is an amenable number.

400476352044 is an abundant number, since it is smaller than the sum of its proper divisors (534174104724).

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

400476352044 is a wasteful number, since it uses less digits than its factorization.

400476352044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7344125 (or 7344123 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 400476352044 in words is "four hundred billion, four hundred seventy-six million, three hundred fifty-two thousand, forty-four".