22479295519 has 4 divisors (see below), whose sum is σ = 22484548296. Its totient is φ = 22474042744.

The previous prime is 22479295511. The next prime is 22479295537. The reversal of 22479295519 is 91559297422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22479295519 - 2³ = 22479295511 is a prime.

It is a super-2 number, since 2×22479295519² (a number of 22 digits) contains 22 as substring.

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 22479295519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22479295511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2619964 + ... + 2628529.

It is an arithmetic number, because the mean of its divisors is an integer number (5621137074).

Almost surely, 2^22479295519 is an apocalyptic number.

22479295519 is a deficient number, since it is larger than the sum of its proper divisors (5252777).

22479295519 is an equidigital number, since it uses as much as digits as its factorization.

22479295519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5252776.

The product of its digits is 4082400, while the sum is 55.

The spelling of 22479295519 in words is "twenty-two billion, four hundred seventy-nine million, two hundred ninety-five thousand, five hundred nineteen".