423522422238 has 64 divisors (see below), whose sum is σ = 903204691200. Its totient is φ = 132010133760.

The previous prime is 423522422233. The next prime is 423522422263. The reversal of 423522422238 is 832224225324.

It is a junction number, because it is equal to n+sod(n) for n = 423522422196 and 423522422205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423522422233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10473178 + ... + 10513538.

It is an arithmetic number, because the mean of its divisors is an integer number (14112573300).

Almost surely, 2^423522422238 is an apocalyptic number.

423522422238 is an abundant number, since it is smaller than the sum of its proper divisors (479682268962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423522422238 is a wasteful number, since it uses less digits than its factorization.

423522422238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41577.

The product of its digits is 368640, while the sum is 39.

The spelling of 423522422238 in words is "four hundred twenty-three billion, five hundred twenty-two million, four hundred twenty-two thousand, two hundred thirty-eight".