22553221534 has 16 divisors (see below), whose sum is σ = 34659169776. Its totient is φ = 11000232000.

The previous prime is 22553221459. The next prime is 22553221541. The reversal of 22553221534 is 43512235522.

It is a self number, because there is not a number n which added to its sum of digits gives 22553221534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1174309 + ... + 1193359.

It is an arithmetic number, because the mean of its divisors is an integer number (2166198111).

Almost surely, 2^22553221534 is an apocalyptic number.

22553221534 is a deficient number, since it is larger than the sum of its proper divisors (12105948242).

22553221534 is a wasteful number, since it uses less digits than its factorization.

22553221534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33531.

The product of its digits is 72000, while the sum is 34.

The spelling of 22553221534 in words is "twenty-two billion, five hundred fifty-three million, two hundred twenty-one thousand, five hundred thirty-four".