15839229316 has 9 divisors (see below), whose sum is σ = 27719091799. Its totient is φ = 7919488804.

The previous prime is 15839229281. The next prime is 15839229319. The reversal of 15839229316 is 61392293851.

The square root of 15839229316 is 125854.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15839229316.

It is not an unprimeable number, because it can be changed into a prime (15839229319) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 220245 + ... + 283171.

Almost surely, 2^15839229316 is an apocalyptic number.

15839229316 is the 125854-th square number.

It is an amenable number.

15839229316 is a deficient number, since it is larger than the sum of its proper divisors (11879862483).

15839229316 is an frugal number, since it uses more digits than its factorization.

15839229316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125858 (or 62929 counting only the distinct ones).

The product of its digits is 699840, while the sum is 49.

Multiplying 15839229316 by its sum of digits (49), we get a square (776122236484 = 880978²).

The spelling of 15839229316 in words is "fifteen billion, eight hundred thirty-nine million, two hundred twenty-nine thousand, three hundred sixteen".