425522633573 has 4 divisors (see below), whose sum is σ = 425535942048. Its totient is φ = 425509325100.

The previous prime is 425522633563. The next prime is 425522633597. The reversal of 425522633573 is 375336225524.

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 425522633573 - 2²⁰ = 425521584997 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 (425522633513) 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, 6606161 + ... + 6670262.

It is an arithmetic number, because the mean of its divisors is an integer number (106383985512).

Almost surely, 2^425522633573 is an apocalyptic number.

It is an amenable number.

425522633573 is a deficient number, since it is larger than the sum of its proper divisors (13308475).

425522633573 is a wasteful number, since it uses less digits than its factorization.

425522633573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13308474.

The product of its digits is 4536000, while the sum is 47.

The spelling of 425522633573 in words is "four hundred twenty-five billion, five hundred twenty-two million, six hundred thirty-three thousand, five hundred seventy-three".