2281717837456 has 40 divisors (see below), whose sum is σ = 4527104659704. Its totient is φ = 1113651302400.

The previous prime is 2281717837447. The next prime is 2281717837507. The reversal of 2281717837456 is 6547387171822.

It can be written as a sum of positive squares in 4 ways, for example, as 1598747821056 + 682970016400 = 1264416^2 + 826420^2 .

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2281717837394 and 2281717837403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6662145 + ... + 6996256.

Almost surely, 2^{2281717837456} is an apocalyptic number.

It is an amenable number.

2281717837456 is a deficient number, since it is larger than the sum of its proper divisors (2245386822248).

2281717837456 is a wasteful number, since it uses less digits than its factorization.

2281717837456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13658659 (or 13658653 counting only the distinct ones).

The product of its digits is 31610880, while the sum is 61.

The spelling of 2281717837456 in words is "two trillion, two hundred eighty-one billion, seven hundred seventeen million, eight hundred thirty-seven thousand, four hundred fifty-six".