15252323532 has 24 divisors (see below), whose sum is σ = 35594454000. Its totient is φ = 5083293696.

The previous prime is 15252323521. The next prime is 15252323543. The reversal of 15252323532 is 23532325251.

It is an interprime number because it is at equal distance from previous prime (15252323521) and next prime (15252323543).

It is a junction number, because it is equal to n+sod(n) for n = 15252323493 and 15252323502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21157 + ... + 175932.

It is an arithmetic number, because the mean of its divisors is an integer number (1483102250).

Almost surely, 2^15252323532 is an apocalyptic number.

15252323532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15252323532 is an abundant number, since it is smaller than the sum of its proper divisors (20342130468).

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

15252323532 is a wasteful number, since it uses less digits than its factorization.

15252323532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203545 (or 203543 counting only the distinct ones).

The product of its digits is 54000, while the sum is 33.

Adding to 15252323532 its reverse (23532325251), we get a palindrome (38784648783).

The spelling of 15252323532 in words is "fifteen billion, two hundred fifty-two million, three hundred twenty-three thousand, five hundred thirty-two".