22755534221761 has 8 divisors (see below), whose sum is σ = 24881549916384. Its totient is φ = 20639073654720.

The previous prime is 22755534221689. The next prime is 22755534221909. The reversal of 22755534221761 is 16712243555722.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22755534221761 is a prime.

It is a super-2 number, since 2×22755534221761² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22755534221699 and 22755534221708.

It is not an unprimeable number, because it can be changed into a prime (22755534221561) 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, 2388776911 + ... + 2388786436.

It is an arithmetic number, because the mean of its divisors is an integer number (3110193739548).

Almost surely, 2^{22755534221761} is an apocalyptic number.

It is an amenable number.

22755534221761 is a deficient number, since it is larger than the sum of its proper divisors (2126015694623).

22755534221761 is a wasteful number, since it uses less digits than its factorization.

22755534221761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4777563791.

The product of its digits is 7056000, while the sum is 52.

The spelling of 22755534221761 in words is "twenty-two trillion, seven hundred fifty-five billion, five hundred thirty-four million, two hundred twenty-one thousand, seven hundred sixty-one".