15482078329 has 3 divisors (see below), whose sum is σ = 15482202757. Its totient is φ = 15481953902.

The previous prime is 15482078321. The next prime is 15482078333. The reversal of 15482078329 is 92387028451.

The square root of 15482078329 is 124427.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 15482078329 - 2³ = 15482078321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15482078321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 62214 + ... + 186640.

Almost surely, 2^15482078329 is an apocalyptic number.

15482078329 is the 124427-th square number.

15482078329 is the 62214-th centered octagonal number.

It is an amenable number.

15482078329 is a deficient number, since it is larger than the sum of its proper divisors (124428).

15482078329 is an frugal number, since it uses more digits than its factorization.

15482078329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248854 (or 124427 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 49.

Multiplying 15482078329 by its sum of digits (49), we get a square (758621838121 = 870989²).

The spelling of 15482078329 in words is "fifteen billion, four hundred eighty-two million, seventy-eight thousand, three hundred twenty-nine".