22615965841 has 8 divisors (see below), whose sum is σ = 25875964800. Its totient is φ = 19363253568.

The previous prime is 22615965821. The next prime is 22615965859. The reversal of 22615965841 is 14856951622.

It is a happy number.

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 22615965841 - 2⁵ = 22615965809 is a prime.

It is a super-2 number, since 2×22615965841² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22615965821) 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, 1815016 + ... + 1827433.

It is an arithmetic number, because the mean of its divisors is an integer number (3234495600).

Almost surely, 2^22615965841 is an apocalyptic number.

It is an amenable number.

22615965841 is a deficient number, since it is larger than the sum of its proper divisors (3259998959).

22615965841 is an equidigital number, since it uses as much as digits as its factorization.

22615965841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3643343.

The product of its digits is 1036800, while the sum is 49.

The spelling of 22615965841 in words is "twenty-two billion, six hundred fifteen million, nine hundred sixty-five thousand, eight hundred forty-one".