15342552238 has 32 divisors (see below), whose sum is σ = 25776293760. Its totient is φ = 6802548480.

The previous prime is 15342552223. The next prime is 15342552361. The reversal of 15342552238 is 83225524351.

It is a self number, because there is not a number n which added to its sum of digits gives 15342552238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24943 + ... + 176938.

It is an arithmetic number, because the mean of its divisors is an integer number (805509180).

Almost surely, 2^15342552238 is an apocalyptic number.

15342552238 is a deficient number, since it is larger than the sum of its proper divisors (10433741522).

15342552238 is a wasteful number, since it uses less digits than its factorization.

15342552238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202012.

The product of its digits is 288000, while the sum is 40.

The spelling of 15342552238 in words is "fifteen billion, three hundred forty-two million, five hundred fifty-two thousand, two hundred thirty-eight".