402096422912 has 144 divisors (see below), whose sum is σ = 838377393165. Its totient is φ = 192840990720.

The previous prime is 402096422899. The next prime is 402096422947. The reversal of 402096422912 is 219224690204.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 253951492096 + 148144930816 = 503936^2 + 384896^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=448384.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 402096422912.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3558375368 + ... + 3558375480.

Almost surely, 2^402096422912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402096422912

402096422912 is an abundant number, since it is smaller than the sum of its proper divisors (436280970253).

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

402096422912 is an frugal number, since it uses more digits than its factorization.

402096422912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 402096422912 in words is "four hundred two billion, ninety-six million, four hundred twenty-two thousand, nine hundred twelve".