22256016510772 has 12 divisors (see below), whose sum is σ = 42488758793376. Its totient is φ = 10116371141240.

The previous prime is 22256016510743. The next prime is 22256016510773. The reversal of 22256016510772 is 27701561065222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22256016510773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252909278488 + ... + 252909278575.

It is an arithmetic number, because the mean of its divisors is an integer number (3540729899448).

Almost surely, 2^{22256016510772} is an apocalyptic number.

22256016510772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22256016510772 is a deficient number, since it is larger than the sum of its proper divisors (20232742282604).

22256016510772 is a wasteful number, since it uses less digits than its factorization.

22256016510772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505818557078 (or 505818557076 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

Adding to 22256016510772 its reverse (27701561065222), we get a palindrome (49957577575994).

The spelling of 22256016510772 in words is "twenty-two trillion, two hundred fifty-six billion, sixteen million, five hundred ten thousand, seven hundred seventy-two".