22255502347493 has 4 divisors (see below), whose sum is σ = 22259064944160. Its totient is φ = 22251939750828.

The previous prime is 22255502347489. The next prime is 22255502347511. The reversal of 22255502347493 is 39474320555222.

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 not a de Polignac number, because 22255502347493 - 2² = 22255502347489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22255502347423) 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, 1781288963 + ... + 1781301456.

It is an arithmetic number, because the mean of its divisors is an integer number (5564766236040).

Almost surely, 2^{22255502347493} is an apocalyptic number.

It is an amenable number.

22255502347493 is a deficient number, since it is larger than the sum of its proper divisors (3562596667).

22255502347493 is an equidigital number, since it uses as much as digits as its factorization.

22255502347493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3562596666.

The product of its (nonzero) digits is 18144000, while the sum is 53.

The spelling of 22255502347493 in words is "twenty-two trillion, two hundred fifty-five billion, five hundred two million, three hundred forty-seven thousand, four hundred ninety-three".