22246868397 has 64 divisors (see below), whose sum is σ = 33606316800. Its totient is φ = 12995727360.

The previous prime is 22246868363. The next prime is 22246868401. The reversal of 22246868397 is 79386864222.

It is a happy number.

It is not a de Polignac number, because 22246868397 - 2¹² = 22246864301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22246868297) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25251397 + ... + 25252277.

It is an arithmetic number, because the mean of its divisors is an integer number (525098700).

Almost surely, 2^22246868397 is an apocalyptic number.

It is an amenable number.

22246868397 is a deficient number, since it is larger than the sum of its proper divisors (11359448403).

22246868397 is a wasteful number, since it uses less digits than its factorization.

22246868397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278.

The product of its digits is 13934592, while the sum is 57.

The spelling of 22246868397 in words is "twenty-two billion, two hundred forty-six million, eight hundred sixty-eight thousand, three hundred ninety-seven".