402442244204 has 96 divisors (see below), whose sum is σ = 946599768576. Its totient is φ = 144581230080.

The previous prime is 402442244189. The next prime is 402442244209.

402442244204 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (402442244209) 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, 3763079 + ... + 3868545.

It is an arithmetic number, because the mean of its divisors is an integer number (9860414256).

Almost surely, 2^402442244204 is an apocalyptic number.

402442244204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402442244204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (473299884288).

402442244204 is an abundant number, since it is smaller than the sum of its proper divisors (544157524372).

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

402442244204 is a wasteful number, since it uses less digits than its factorization.

402442244204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106455 (or 106453 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

It can be divided in two parts, 402442 and 244204, that added together give a palindrome (646646).

The spelling of 402442244204 in words is "four hundred two billion, four hundred forty-two million, two hundred forty-four thousand, two hundred four".