22457196329 has 4 divisors (see below), whose sum is σ = 22484286660. Its totient is φ = 22430106000.

The previous prime is 22457196323. The next prime is 22457196331. The reversal of 22457196329 is 92369175422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92369175422 = 2 ⋅46184587711.

It can be written as a sum of positive squares in 2 ways, for example, as 17968866304 + 4488330025 = 134048^2 + 66995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22457196329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22457196323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13543922 + ... + 13545579.

It is an arithmetic number, because the mean of its divisors is an integer number (5621071665).

Almost surely, 2^22457196329 is an apocalyptic number.

It is an amenable number.

22457196329 is a deficient number, since it is larger than the sum of its proper divisors (27090331).

22457196329 is an equidigital number, since it uses as much as digits as its factorization.

22457196329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27090330.

The product of its digits is 1632960, while the sum is 50.

The spelling of 22457196329 in words is "twenty-two billion, four hundred fifty-seven million, one hundred ninety-six thousand, three hundred twenty-nine".