402522225204 has 96 divisors (see below), whose sum is σ = 1030414210560. Its totient is φ = 121286160000.

The previous prime is 402522225197. The next prime is 402522225211.

402522225204 is nontrivially palindromic in base 10.

402522225204 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (402522225197) and next prime (402522225211).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20300007 + ... + 20319825.

It is an arithmetic number, because the mean of its divisors is an integer number (10733481360).

Almost surely, 2^402522225204 is an apocalyptic number.

402522225204 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 402522225204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515207105280).

402522225204 is an abundant number, since it is smaller than the sum of its proper divisors (627891985356).

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

402522225204 is a wasteful number, since it uses less digits than its factorization.

402522225204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20701 (or 20699 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

It can be divided in two parts, 402522 and 225204, that added together give a palindrome (627726).

The spelling of 402522225204 in words is "four hundred two billion, five hundred twenty-two million, two hundred twenty-five thousand, two hundred four".