15725272354 has 16 divisors (see below), whose sum is σ = 25734746880. Its totient is φ = 7147161360.

The previous prime is 15725272349. The next prime is 15725272373. The reversal of 15725272354 is 45327252751.

It is a self number, because there is not a number n which added to its sum of digits gives 15725272354.

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, 251332 + ... + 307600.

It is an arithmetic number, because the mean of its divisors is an integer number (1608421680).

Almost surely, 2^15725272354 is an apocalyptic number.

15725272354 is a deficient number, since it is larger than the sum of its proper divisors (10009474526).

15725272354 is a wasteful number, since it uses less digits than its factorization.

15725272354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68985.

The product of its digits is 588000, while the sum is 43.

The spelling of 15725272354 in words is "fifteen billion, seven hundred twenty-five million, two hundred seventy-two thousand, three hundred fifty-four".