22400100451544 has 128 divisors (see below), whose sum is σ = 44121086208000. Its totient is φ = 10651236051456.

The previous prime is 22400100451537. The next prime is 22400100451559. The reversal of 22400100451544 is 44515400100422.

It is a self number, because there is not a number n which added to its sum of digits gives 22400100451544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5176817909 + ... + 5176822235.

It is an arithmetic number, because the mean of its divisors is an integer number (344695986000).

Almost surely, 2^{22400100451544} is an apocalyptic number.

It is an amenable number.

22400100451544 is a deficient number, since it is larger than the sum of its proper divisors (21720985756456).

22400100451544 is a wasteful number, since it uses less digits than its factorization.

22400100451544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6625 (or 6621 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 22400100451544 its reverse (44515400100422), we get a palindrome (66915500551966).

The spelling of 22400100451544 in words is "twenty-two trillion, four hundred billion, one hundred million, four hundred fifty-one thousand, five hundred forty-four".