15422528648 has 16 divisors (see below), whose sum is σ = 28961945280. Its totient is φ = 7699343248.

The previous prime is 15422528647. The next prime is 15422528659. The reversal of 15422528648 is 84682522451.

It is not an unprimeable number, because it can be changed into a prime (15422528647) 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, 1484636 + ... + 1494987.

It is an arithmetic number, because the mean of its divisors is an integer number (1810121580).

Almost surely, 2^15422528648 is an apocalyptic number.

It is an amenable number.

15422528648 is a deficient number, since it is larger than the sum of its proper divisors (13539416632).

15422528648 is a wasteful number, since it uses less digits than its factorization.

15422528648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980276 (or 2980272 counting only the distinct ones).

The product of its digits is 1228800, while the sum is 47.

The spelling of 15422528648 in words is "fifteen billion, four hundred twenty-two million, five hundred twenty-eight thousand, six hundred forty-eight".