22551513613 has 8 divisors (see below), whose sum is σ = 22781949696. Its totient is φ = 22321218000.

The previous prime is 22551513581. The next prime is 22551513617. The reversal of 22551513613 is 31631515522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22551513613 - 2⁵ = 22551513581 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 (22551513617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304248 + ... + 371038.

It is an arithmetic number, because the mean of its divisors is an integer number (2847743712).

Almost surely, 2^22551513613 is an apocalyptic number.

It is an amenable number.

22551513613 is a deficient number, since it is larger than the sum of its proper divisors (230436083).

22551513613 is a wasteful number, since it uses less digits than its factorization.

22551513613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70235.

The product of its digits is 27000, while the sum is 34.

The spelling of 22551513613 in words is "twenty-two billion, five hundred fifty-one million, five hundred thirteen thousand, six hundred thirteen".