15272557223 has 16 divisors (see below), whose sum is σ = 20161177344. Its totient is φ = 11200652160.

The previous prime is 15272557141. The next prime is 15272557259. The reversal of 15272557223 is 32275527251.

It is a cyclic number.

It is not a de Polignac number, because 15272557223 - 2¹⁰ = 15272556199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15272557273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5832365 + ... + 5834982.

It is an arithmetic number, because the mean of its divisors is an integer number (1260073584).

Almost surely, 2^15272557223 is an apocalyptic number.

15272557223 is a deficient number, since it is larger than the sum of its proper divisors (4888620121).

15272557223 is a wasteful number, since it uses less digits than its factorization.

15272557223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11667382.

The product of its digits is 294000, while the sum is 41.

The spelling of 15272557223 in words is "fifteen billion, two hundred seventy-two million, five hundred fifty-seven thousand, two hundred twenty-three".