15252154648 has 16 divisors (see below), whose sum is σ = 28599714000. Its totient is φ = 7625564256.

The previous prime is 15252154637. The next prime is 15252154667. The reversal of 15252154648 is 84645125251.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81718 + ... + 192826.

It is an arithmetic number, because the mean of its divisors is an integer number (1787482125).

Almost surely, 2^15252154648 is an apocalyptic number.

It is an amenable number.

15252154648 is a deficient number, since it is larger than the sum of its proper divisors (13347559352).

15252154648 is a wasteful number, since it uses less digits than its factorization.

15252154648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128274 (or 128270 counting only the distinct ones).

The product of its digits is 384000, while the sum is 43.

Adding to 15252154648 its reverse (84645125251), we get a palindrome (99897279899).

The spelling of 15252154648 in words is "fifteen billion, two hundred fifty-two million, one hundred fifty-four thousand, six hundred forty-eight".