424357755223 has 4 divisors (see below), whose sum is σ = 433386643680. Its totient is φ = 415328866768.

The previous prime is 424357755149. The next prime is 424357755229. The reversal of 424357755223 is 322557753424.

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 424357755223 - 2²¹ = 424355658071 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 (424357755229) 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, 4514444158 + ... + 4514444251.

It is an arithmetic number, because the mean of its divisors is an integer number (108346660920).

Almost surely, 2^424357755223 is an apocalyptic number.

424357755223 is a deficient number, since it is larger than the sum of its proper divisors (9028888457).

424357755223 is an equidigital number, since it uses as much as digits as its factorization.

424357755223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028888456.

The product of its digits is 7056000, while the sum is 49.

The spelling of 424357755223 in words is "four hundred twenty-four billion, three hundred fifty-seven million, seven hundred fifty-five thousand, two hundred twenty-three".