400505566010043 has 32 divisors (see below), whose sum is σ = 594930069115200. Its totient is φ = 237960316048896.

The previous prime is 400505566010041. The next prime is 400505566010057. The reversal of 400505566010043 is 340010665505004.

It is not a de Polignac number, because 400505566010043 - 2¹ = 400505566010041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 400505566009983 and 400505566010010.

It is not an unprimeable number, because it can be changed into a prime (400505566010041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41841021 + ... + 50514177.

It is an arithmetic number, because the mean of its divisors is an integer number (18591564659850).

Almost surely, 2^{400505566010043} is an apocalyptic number.

400505566010043 is a deficient number, since it is larger than the sum of its proper divisors (194424503105157).

400505566010043 is a wasteful number, since it uses less digits than its factorization.

400505566010043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8714031.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 400505566010043 in words is "four hundred trillion, five hundred five billion, five hundred sixty-six million, ten thousand, forty-three".