6620886701 has 16 divisors (see below), whose sum is σ = 7812389760. Its totient is φ = 5531699520.

The previous prime is 6620886667. The next prime is 6620886733. The reversal of 6620886701 is 1076880266.

It is a cyclic number.

It is not a de Polignac number, because 6620886701 - 2⁶ = 6620886637 is a prime.

It is a super-2 number, since 2×6620886701² = 87672281414957326802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6620886751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68345 + ... + 133838.

It is an arithmetic number, because the mean of its divisors is an integer number (488274360).

Almost surely, 2^6620886701 is an apocalyptic number.

It is an amenable number.

6620886701 is a deficient number, since it is larger than the sum of its proper divisors (1191503059).

6620886701 is a wasteful number, since it uses less digits than its factorization.

6620886701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202436.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 6620886701 is about 81368.8312623452. The cubic root of 6620886701 is about 1877.7540991181.

The spelling of 6620886701 in words is "six billion, six hundred twenty million, eight hundred eighty-six thousand, seven hundred one".