402440200004 has 24 divisors (see below), whose sum is σ = 728590074240. Its totient is φ = 194272265376.

The previous prime is 402440200003. The next prime is 402440200027. The reversal of 402440200004 is 400002044204.

It is a super-2 number, since 2×402440200004² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402440200003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2812439 + ... + 2952065.

It is an arithmetic number, because the mean of its divisors is an integer number (30357919760).

Almost surely, 2^402440200004 is an apocalyptic number.

It is an amenable number.

402440200004 is a deficient number, since it is larger than the sum of its proper divisors (326149874236).

402440200004 is a wasteful number, since it uses less digits than its factorization.

402440200004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164507 (or 164505 counting only the distinct ones).

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

Adding to 402440200004 its reverse (400002044204), we get a palindrome (802442244208).

The spelling of 402440200004 in words is "four hundred two billion, four hundred forty million, two hundred thousand, four".