4195591657 has 16 divisors (see below), whose sum is σ = 4431271680. Its totient is φ = 3968273232.

The previous prime is 4195591649. The next prime is 4195591661. The reversal of 4195591657 is 7561955914.

It is not a de Polignac number, because 4195591657 - 2³ = 4195591649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4195591957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157638 + ... + 182320.

It is an arithmetic number, because the mean of its divisors is an integer number (276954480).

Almost surely, 2^4195591657 is an apocalyptic number.

It is an amenable number.

4195591657 is a deficient number, since it is larger than the sum of its proper divisors (235680023).

4195591657 is a wasteful number, since it uses less digits than its factorization.

4195591657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24852.

The product of its digits is 1701000, while the sum is 52.

The square root of 4195591657 is about 64773.3869501974. The cubic root of 4195591657 is about 1612.8639605654.

The spelling of 4195591657 in words is "four billion, one hundred ninety-five million, five hundred ninety-one thousand, six hundred fifty-seven".