402296823220 has 12 divisors (see below), whose sum is σ = 844823328804. Its totient is φ = 160918729280.

The previous prime is 402296823211. The next prime is 402296823241. The reversal of 402296823220 is 22328692204.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 261853264656 + 140443558564 = 511716^2 + 374758^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10057420561 + ... + 10057420600.

It is an arithmetic number, because the mean of its divisors is an integer number (70401944067).

Almost surely, 2^402296823220 is an apocalyptic number.

It is an amenable number.

402296823220 is an abundant number, since it is smaller than the sum of its proper divisors (442526505584).

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

402296823220 is a wasteful number, since it uses less digits than its factorization.

402296823220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20114841170 (or 20114841168 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 402296823220 in words is "four hundred two billion, two hundred ninety-six million, eight hundred twenty-three thousand, two hundred twenty".