4391830965657 has 8 divisors (see below), whose sum is σ = 5855808288640. Its totient is φ = 2927870476560.

The previous prime is 4391830965631. The next prime is 4391830965707. The reversal of 4391830965657 is 7565690381934.

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

It is not a de Polignac number, because 4391830965657 - 2³⁵ = 4357471227289 is a prime.

It is a super-2 number, since 2×4391830965657² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4391830965257) 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, 3586594 + ... + 4652667.

It is an arithmetic number, because the mean of its divisors is an integer number (731976036080).

Almost surely, 2^{4391830965657} is an apocalyptic number.

It is an amenable number.

4391830965657 is a deficient number, since it is larger than the sum of its proper divisors (1463977322983).

4391830965657 is a wasteful number, since it uses less digits than its factorization.

4391830965657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8416943.

The product of its (nonzero) digits is 146966400, while the sum is 66.

The spelling of 4391830965657 in words is "four trillion, three hundred ninety-one billion, eight hundred thirty million, nine hundred sixty-five thousand, six hundred fifty-seven".