402444300632 has 16 divisors (see below), whose sum is σ = 823181524200. Its totient is φ = 182929227520.

The previous prime is 402444300613. The next prime is 402444300637. The reversal of 402444300632 is 236003444204.

It is a super-2 number, since 2×402444300632² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402444300637) 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, 2286615257 + ... + 2286615432.

Almost surely, 2^402444300632 is an apocalyptic number.

It is an amenable number.

402444300632 is an abundant number, since it is smaller than the sum of its proper divisors (420737223568).

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

402444300632 is a wasteful number, since it uses less digits than its factorization.

402444300632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4573230706 (or 4573230702 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 402444300632 its reverse (236003444204), we get a palindrome (638447744836).

The spelling of 402444300632 in words is "four hundred two billion, four hundred forty-four million, three hundred thousand, six hundred thirty-two".