22455266031645 has 32 divisors (see below), whose sum is σ = 36003528406272. Its totient is φ = 11951109453312.

The previous prime is 22455266031643. The next prime is 22455266031677. The reversal of 22455266031645 is 54613066255422.

It is not a de Polignac number, because 22455266031645 - 2¹ = 22455266031643 is a prime.

It is a super-2 number, since 2×22455266031645² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22455266031641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 327909129 + ... + 327977601.

It is an arithmetic number, because the mean of its divisors is an integer number (1125110262696).

Almost surely, 2^{22455266031645} is an apocalyptic number.

It is an amenable number.

22455266031645 is a deficient number, since it is larger than the sum of its proper divisors (13548262374627).

22455266031645 is a wasteful number, since it uses less digits than its factorization.

22455266031645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113861.

The product of its (nonzero) digits is 10368000, while the sum is 51.

The spelling of 22455266031645 in words is "twenty-two trillion, four hundred fifty-five billion, two hundred sixty-six million, thirty-one thousand, six hundred forty-five".