22200269491 has 16 divisors (see below), whose sum is σ = 23102759680. Its totient is φ = 21318383520.

The previous prime is 22200269489. The next prime is 22200269551. The reversal of 22200269491 is 19496200222.

It is a cyclic number.

It is not a de Polignac number, because 22200269491 - 2¹ = 22200269489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22200269491.

It is not an unprimeable number, because it can be changed into a prime (22200269401) 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, 597601 + ... + 633661.

It is an arithmetic number, because the mean of its divisors is an integer number (1443922480).

Almost surely, 2^22200269491 is an apocalyptic number.

22200269491 is a deficient number, since it is larger than the sum of its proper divisors (902490189).

22200269491 is a wasteful number, since it uses less digits than its factorization.

22200269491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36346.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 22200269491 in words is "twenty-two billion, two hundred million, two hundred sixty-nine thousand, four hundred ninety-one".