15252133422 has 32 divisors (see below), whose sum is σ = 30833172000. Its totient is φ = 5029315200.

The previous prime is 15252133399. The next prime is 15252133553. The reversal of 15252133422 is 22433125251.

It is a self number, because there is not a number n which added to its sum of digits gives 15252133422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724704 + ... + 745452.

It is an arithmetic number, because the mean of its divisors is an integer number (963536625).

Almost surely, 2^15252133422 is an apocalyptic number.

15252133422 is an abundant number, since it is smaller than the sum of its proper divisors (15581038578).

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

15252133422 is a wasteful number, since it uses less digits than its factorization.

15252133422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22068.

The product of its digits is 14400, while the sum is 30.

Adding to 15252133422 its reverse (22433125251), we get a palindrome (37685258673).

The spelling of 15252133422 in words is "fifteen billion, two hundred fifty-two million, one hundred thirty-three thousand, four hundred twenty-two".