16222265398 has 32 divisors (see below), whose sum is σ = 27113644800. Its totient is φ = 7246695456.

The previous prime is 16222265377. The next prime is 16222265429. The reversal of 16222265398 is 89356222261.

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, 123786 + ... + 218557.

It is an arithmetic number, because the mean of its divisors is an integer number (847301400).

Almost surely, 2^16222265398 is an apocalyptic number.

16222265398 is a deficient number, since it is larger than the sum of its proper divisors (10891379402).

16222265398 is a wasteful number, since it uses less digits than its factorization.

16222265398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342436.

The product of its digits is 622080, while the sum is 46.

The spelling of 16222265398 in words is "sixteen billion, two hundred twenty-two million, two hundred sixty-five thousand, three hundred ninety-eight".