22779513390833 has 2 divisors, whose sum is σ = 22779513390834. Its totient is φ = 22779513390832.

The previous prime is 22779513390791. The next prime is 22779513390871. The reversal of 22779513390833 is 33809331597722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22587045171889 + 192468218944 = 4752583^2 + 438712^2 .

It is a cyclic number.

It is not a de Polignac number, because 22779513390833 - 2⁶ = 22779513390769 is a prime.

It is a super-2 number, since 2×22779513390833² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22779513398833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11389756695416 + 11389756695417.

It is an arithmetic number, because the mean of its divisors is an integer number (11389756695417).

Almost surely, 2^{22779513390833} is an apocalyptic number.

It is an amenable number.

22779513390833 is a deficient number, since it is larger than the sum of its proper divisors (1).

22779513390833 is an equidigital number, since it uses as much as digits as its factorization.

22779513390833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51438240, while the sum is 62.

The spelling of 22779513390833 in words is "twenty-two trillion, seven hundred seventy-nine billion, five hundred thirteen million, three hundred ninety thousand, eight hundred thirty-three".