12164603422 has 16 divisors (see below), whose sum is σ = 19273554432. Its totient is φ = 5749211160.

The previous prime is 12164603413. The next prime is 12164603443. The reversal of 12164603422 is 22430646121.

It is a super-2 number, since 2×12164603422² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2278768 + ... + 2284099.

It is an arithmetic number, because the mean of its divisors is an integer number (1204597152).

Almost surely, 2^12164603422 is an apocalyptic number.

12164603422 is a deficient number, since it is larger than the sum of its proper divisors (7108951010).

12164603422 is a wasteful number, since it uses less digits than its factorization.

12164603422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4562943.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 12164603422 in words is "twelve billion, one hundred sixty-four million, six hundred three thousand, four hundred twenty-two".