4497666656 has 48 divisors (see below), whose sum is σ = 10258413984. Its totient is φ = 1901159424.

The previous prime is 4497666601. The next prime is 4497666689. The reversal of 4497666656 is 6566667944.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4497666595 and 4497666604.

It is a congruent number.

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, 121175 + ... + 153878.

It is an arithmetic number, because the mean of its divisors is an integer number (213716958).

Almost surely, 2^4497666656 is an apocalyptic number.

It is an amenable number.

4497666656 is an abundant number, since it is smaller than the sum of its proper divisors (5760747328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4497666656 is a wasteful number, since it uses less digits than its factorization.

4497666656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275143 (or 275135 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 59.

The square root of 4497666656 is about 67064.6453505869. The cubic root of 4497666656 is about 1650.6782220706.

The spelling of 4497666656 in words is "four billion, four hundred ninety-seven million, six hundred sixty-six thousand, six hundred fifty-six".