15009018222 has 16 divisors (see below), whose sum is σ = 32746948992. Its totient is φ = 4548187320.

The previous prime is 15009018181. The next prime is 15009018223. The reversal of 15009018222 is 22281090051.

It is a self number, because there is not a number n which added to its sum of digits gives 15009018222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15009018223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113704618 + ... + 113704749.

It is an arithmetic number, because the mean of its divisors is an integer number (2046684312).

Almost surely, 2^15009018222 is an apocalyptic number.

15009018222 is an abundant number, since it is smaller than the sum of its proper divisors (17737930770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15009018222 is a wasteful number, since it uses less digits than its factorization.

15009018222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227409383.

The product of its (nonzero) digits is 2880, while the sum is 30.

The spelling of 15009018222 in words is "fifteen billion, nine million, eighteen thousand, two hundred twenty-two".