22452231554 has 16 divisors (see below), whose sum is σ = 34770110976. Its totient is φ = 10862306400.

The previous prime is 22452231547. The next prime is 22452231569. The reversal of 22452231554 is 45513225422.

It is a happy 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, 439619 + ... + 488025.

It is an arithmetic number, because the mean of its divisors is an integer number (2173131936).

Almost surely, 2^22452231554 is an apocalyptic number.

22452231554 is a deficient number, since it is larger than the sum of its proper divisors (12317879422).

22452231554 is a wasteful number, since it uses less digits than its factorization.

22452231554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55921.

The product of its digits is 96000, while the sum is 35.

Adding to 22452231554 its reverse (45513225422), we get a palindrome (67965456976).

The spelling of 22452231554 in words is "twenty-two billion, four hundred fifty-two million, two hundred thirty-one thousand, five hundred fifty-four".