12356305422 has 16 divisors (see below), whose sum is σ = 24736408320. Its totient is φ = 4114802232.

The previous prime is 12356305421. The next prime is 12356305447. The reversal of 12356305422 is 22450365321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12356305421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 984808 + ... + 997275.

It is an arithmetic number, because the mean of its divisors is an integer number (1546025520).

Almost surely, 2^12356305422 is an apocalyptic number.

12356305422 is an abundant number, since it is smaller than the sum of its proper divisors (12380102898).

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

12356305422 is a wasteful number, since it uses less digits than its factorization.

12356305422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983127.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 12356305422 in words is "twelve billion, three hundred fifty-six million, three hundred five thousand, four hundred twenty-two".