422118585237 has 4 divisors (see below), whose sum is σ = 562824780320. Its totient is φ = 281412390156.

The previous prime is 422118585223. The next prime is 422118585269. The reversal of 422118585237 is 732585811224.

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 not a de Polignac number, because 422118585237 - 2⁸ = 422118584981 is a prime.

It is a super-3 number, since 3×422118585237³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422118585337) 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, 70353097537 + ... + 70353097542.

It is an arithmetic number, because the mean of its divisors is an integer number (140706195080).

Almost surely, 2^422118585237 is an apocalyptic number.

It is an amenable number.

422118585237 is a deficient number, since it is larger than the sum of its proper divisors (140706195083).

422118585237 is a wasteful number, since it uses less digits than its factorization.

422118585237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140706195082.

The product of its digits is 1075200, while the sum is 48.

The spelling of 422118585237 in words is "four hundred twenty-two billion, one hundred eighteen million, five hundred eighty-five thousand, two hundred thirty-seven".