10656711973449 has 12 divisors (see below), whose sum is σ = 15398808774336. Its totient is φ = 7101806786712.

The previous prime is 10656711973441. The next prime is 10656711973477. The reversal of 10656711973449 is 94437911765601.

10656711973449 is a `hidden beast` number, since 1 + 0 + 6 + 5 + 6 + 7 + 119 + 73 + 449 = 666.

It is not a de Polignac number, because 10656711973449 - 2³ = 10656711973441 is a prime.

It is a super-2 number, since 2×10656711973449² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10656711973441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222296557 + ... + 222344490.

It is an arithmetic number, because the mean of its divisors is an integer number (1283234064528).

Almost surely, 2^{10656711973449} is an apocalyptic number.

It is an amenable number.

10656711973449 is a deficient number, since it is larger than the sum of its proper divisors (4742096800887).

10656711973449 is a wasteful number, since it uses less digits than its factorization.

10656711973449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444643716 (or 444643713 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The spelling of 10656711973449 in words is "ten trillion, six hundred fifty-six billion, seven hundred eleven million, nine hundred seventy-three thousand, four hundred forty-nine".