400220042024 has 16 divisors (see below), whose sum is σ = 818631904320. Its totient is φ = 181918200880.

The previous prime is 400220042023. The next prime is 400220042051. The reversal of 400220042024 is 420240022004.

It is a junction number, because it is equal to n+sod(n) for n = 400220041987 and 400220042005.

It is not an unprimeable number, because it can be changed into a prime (400220042023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2273977424 + ... + 2273977599.

It is an arithmetic number, because the mean of its divisors is an integer number (51164494020).

Almost surely, 2^400220042024 is an apocalyptic number.

400220042024 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

400220042024 is an abundant number, since it is smaller than the sum of its proper divisors (418411862296).

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

400220042024 is a wasteful number, since it uses less digits than its factorization.

400220042024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4547955040 (or 4547955036 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 400220042024 its reverse (420240022004), we get a palindrome (820460064028).

The spelling of 400220042024 in words is "four hundred billion, two hundred twenty million, forty-two thousand, twenty-four".