22556997454 has 16 divisors (see below), whose sum is σ = 34033500000. Its totient is φ = 11212591104.

The previous prime is 22556997443. The next prime is 22556997473. The reversal of 22556997454 is 45479965522.

It is a happy number.

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, 474414 + ... + 519790.

It is an arithmetic number, because the mean of its divisors is an integer number (2127093750).

Almost surely, 2^22556997454 is an apocalyptic number.

22556997454 is a deficient number, since it is larger than the sum of its proper divisors (11476502546).

22556997454 is a wasteful number, since it uses less digits than its factorization.

22556997454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46827.

The product of its digits is 27216000, while the sum is 58.

The spelling of 22556997454 in words is "twenty-two billion, five hundred fifty-six million, nine hundred ninety-seven thousand, four hundred fifty-four".