22616151681 has 8 divisors (see below), whose sum is σ = 30567949600. Its totient is φ = 14870894112.

The previous prime is 22616151629. The next prime is 22616151713. The reversal of 22616151681 is 18615161622.

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

It is not a de Polignac number, because 22616151681 - 2⁷ = 22616151553 is a prime.

It is a super-2 number, since 2×22616151681² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22616151581) 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, 51634831 + ... + 51635268.

It is an arithmetic number, because the mean of its divisors is an integer number (3820993700).

Almost surely, 2^22616151681 is an apocalyptic number.

It is an amenable number.

22616151681 is a deficient number, since it is larger than the sum of its proper divisors (7951797919).

22616151681 is a wasteful number, since it uses less digits than its factorization.

22616151681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103270175.

The product of its digits is 34560, while the sum is 39.

The spelling of 22616151681 in words is "twenty-two billion, six hundred sixteen million, one hundred fifty-one thousand, six hundred eighty-one".