22316964457 has 4 divisors (see below), whose sum is σ = 22791793536. Its totient is φ = 21842135380.

The previous prime is 22316964409. The next prime is 22316964473. The reversal of 22316964457 is 75446961322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22316964457 is a prime.

It is a super-3 number, since 3×22316964457³ (a number of 32 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22316964457.

It is not an unprimeable number, because it can be changed into a prime (22316934457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237414469 + ... + 237414562.

It is an arithmetic number, because the mean of its divisors is an integer number (5697948384).

Almost surely, 2^22316964457 is an apocalyptic number.

It is an amenable number.

22316964457 is a deficient number, since it is larger than the sum of its proper divisors (474829079).

22316964457 is an equidigital number, since it uses as much as digits as its factorization.

22316964457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474829078.

The product of its digits is 2177280, while the sum is 49.

The spelling of 22316964457 in words is "twenty-two billion, three hundred sixteen million, nine hundred sixty-four thousand, four hundred fifty-seven".