6320081657 has 8 divisors (see below), whose sum is σ = 6662858496. Its totient is φ = 5982970752.

The previous prime is 6320081633. The next prime is 6320081699. The reversal of 6320081657 is 7561800236.

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

It is a cyclic number.

It is not a de Polignac number, because 6320081657 - 2¹⁶ = 6320016121 is a prime.

It is a super-2 number, since 2×6320081657² = 79886864302295731298, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6320081657.

It is not an unprimeable number, because it can be changed into a prime (6320081057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1414193 + ... + 1418654.

It is an arithmetic number, because the mean of its divisors is an integer number (832857312).

Almost surely, 2^6320081657 is an apocalyptic number.

It is an amenable number.

6320081657 is a deficient number, since it is larger than the sum of its proper divisors (342776839).

6320081657 is a wasteful number, since it uses less digits than its factorization.

6320081657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832967.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 6320081657 is about 79498.9412319435. The cubic root of 6320081657 is about 1848.8750557488.

The spelling of 6320081657 in words is "six billion, three hundred twenty million, eighty-one thousand, six hundred fifty-seven".