22613670557 has 8 divisors (see below), whose sum is σ = 23265592896. Its totient is φ = 21970995552.

The previous prime is 22613670539. The next prime is 22613670647. The reversal of 22613670557 is 75507631622.

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 22613670557 - 2⁶ = 22613670493 is a prime.

It is a super-2 number, since 2×22613670557² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22613670517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2306873 + ... + 2316654.

It is an arithmetic number, because the mean of its divisors is an integer number (2908199112).

Almost surely, 2^22613670557 is an apocalyptic number.

It is an amenable number.

22613670557 is a deficient number, since it is larger than the sum of its proper divisors (651922339).

22613670557 is an equidigital number, since it uses as much as digits as its factorization.

22613670557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4623667.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 22613670557 in words is "twenty-two billion, six hundred thirteen million, six hundred seventy thousand, five hundred fifty-seven".