12396490422 has 32 divisors (see below), whose sum is σ = 25002881280. Its totient is φ = 4097308320.

The previous prime is 12396490411. The next prime is 12396490433. The reversal of 12396490422 is 22409469321.

It is an interprime number because it is at equal distance from previous prime (12396490411) and next prime (12396490433).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377647 + ... + 409157.

It is an arithmetic number, because the mean of its divisors is an integer number (781340040).

Almost surely, 2^12396490422 is an apocalyptic number.

12396490422 is an abundant number, since it is smaller than the sum of its proper divisors (12606390858).

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

12396490422 is a wasteful number, since it uses less digits than its factorization.

12396490422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32068.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 12396490422 in words is "twelve billion, three hundred ninety-six million, four hundred ninety thousand, four hundred twenty-two".