253453422232 has 16 divisors (see below), whose sum is σ = 475302897000. Its totient is φ = 126705983040.

The previous prime is 253453422223. The next prime is 253453422239. The reversal of 253453422232 is 232224354352.

It is a happy number.

It is a super-2 number, since 2×253453422232² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253453422191 and 253453422200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253453422239) 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, 2538982 + ... + 2636917.

Almost surely, 2^253453422232 is an apocalyptic number.

It is an amenable number.

253453422232 is a deficient number, since it is larger than the sum of its proper divisors (221849474768).

253453422232 is a wasteful number, since it uses less digits than its factorization.

253453422232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5182026 (or 5182022 counting only the distinct ones).

The product of its digits is 345600, while the sum is 37.

Adding to 253453422232 its reverse (232224354352), we get a palindrome (485677776584).

The spelling of 253453422232 in words is "two hundred fifty-three billion, four hundred fifty-three million, four hundred twenty-two thousand, two hundred thirty-two".