15118226242 has 32 divisors (see below), whose sum is σ = 28885783680. Its totient is φ = 5777153280.

The previous prime is 15118226239. The next prime is 15118226273. The reversal of 15118226242 is 24262281151.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 15118226198 and 15118226207.

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, 1667109 + ... + 1676152.

It is an arithmetic number, because the mean of its divisors is an integer number (902680740).

Almost surely, 2^15118226242 is an apocalyptic number.

15118226242 is a deficient number, since it is larger than the sum of its proper divisors (13767557438).

15118226242 is a wasteful number, since it uses less digits than its factorization.

15118226242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343306.

The product of its digits is 15360, while the sum is 34.

The spelling of 15118226242 in words is "fifteen billion, one hundred eighteen million, two hundred twenty-six thousand, two hundred forty-two".