6656748801 has 8 divisors (see below), whose sum is σ = 8920267200. Its totient is φ = 4415531472.

The previous prime is 6656748751. The next prime is 6656748821. The reversal of 6656748801 is 1088476566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6656748801 - 2⁷ = 6656748673 is a prime.

It is a super-2 number, since 2×6656748801² = 88624609199229875202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6656748821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5574570 + ... + 5575763.

It is an arithmetic number, because the mean of its divisors is an integer number (1115033400).

Almost surely, 2^6656748801 is an apocalyptic number.

It is an amenable number.

6656748801 is a deficient number, since it is larger than the sum of its proper divisors (2263518399).

6656748801 is a wasteful number, since it uses less digits than its factorization.

6656748801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11150535.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 6656748801 is about 81588.9012121134. The cubic root of 6656748801 is about 1881.1382876663.

The spelling of 6656748801 in words is "six billion, six hundred fifty-six million, seven hundred forty-eight thousand, eight hundred one".