22617421744 has 10 divisors (see below), whose sum is σ = 43821254660. Its totient is φ = 11308710864.

The previous prime is 22617421709. The next prime is 22617421747. The reversal of 22617421744 is 44712471622.

It is a junction number, because it is equal to n+sod(n) for n = 22617421697 and 22617421706.

It is not an unprimeable number, because it can be changed into a prime (22617421747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706794414 + ... + 706794445.

It is an arithmetic number, because the mean of its divisors is an integer number (4382125466).

Almost surely, 2^22617421744 is an apocalyptic number.

It is an amenable number.

22617421744 is a deficient number, since it is larger than the sum of its proper divisors (21203832916).

22617421744 is a wasteful number, since it uses less digits than its factorization.

22617421744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413588867 (or 1413588861 counting only the distinct ones).

The product of its digits is 150528, while the sum is 40.

The spelling of 22617421744 in words is "twenty-two billion, six hundred seventeen million, four hundred twenty-one thousand, seven hundred forty-four".