22452013551 has 12 divisors (see below), whose sum is σ = 32904879896. Its totient is φ = 13607280720.

The previous prime is 22452013513. The next prime is 22452013559. The reversal of 22452013551 is 15531025422.

It is not a de Polignac number, because 22452013551 - 2²¹ = 22449916399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22452013559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30925276 + ... + 30926001.

Almost surely, 2^22452013551 is an apocalyptic number.

22452013551 is a deficient number, since it is larger than the sum of its proper divisors (10452866345).

22452013551 is a wasteful number, since it uses less digits than its factorization.

22452013551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61851302 (or 61851291 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 22452013551 its reverse (15531025422), we get a palindrome (37983038973).

The spelling of 22452013551 in words is "twenty-two billion, four hundred fifty-two million, thirteen thousand, five hundred fifty-one".