22655996519 has 36 divisors (see below), whose sum is σ = 25489696680. Its totient is φ = 20116961280.

The previous prime is 22655996491. The next prime is 22655996533. The reversal of 22655996519 is 91569955622.

It is not a de Polignac number, because 22655996519 - 2¹² = 22655992423 is a prime.

It is a super-2 number, since 2×22655996519² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22655996719) 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 35 ways as a sum of consecutive naturals, for example, 117388487 + ... + 117388679.

It is an arithmetic number, because the mean of its divisors is an integer number (708047130).

Almost surely, 2^22655996519 is an apocalyptic number.

22655996519 is a deficient number, since it is larger than the sum of its proper divisors (2833700161).

22655996519 is an equidigital number, since it uses as much as digits as its factorization.

22655996519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532 (or 326 counting only the distinct ones).

The product of its digits is 13122000, while the sum is 59.

The spelling of 22655996519 in words is "twenty-two billion, six hundred fifty-five million, nine hundred ninety-six thousand, five hundred nineteen".