4640111333857 has 8 divisors (see below), whose sum is σ = 4913078274216. Its totient is φ = 4367146528512.

The previous prime is 4640111333843. The next prime is 4640111333863. The reversal of 4640111333857 is 7583331110464.

It is a happy number.

4640111333857 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 547901961616 + 4092209372241 = 740204^2 + 2022921^2 .

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 4640111333857 - 2²³ = 4640102945249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4640111331857) 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, 6894883 + ... + 7537879.

It is an arithmetic number, because the mean of its divisors is an integer number (614134784277).

Almost surely, 2^{4640111333857} is an apocalyptic number.

It is an amenable number.

4640111333857 is a deficient number, since it is larger than the sum of its proper divisors (272966940359).

4640111333857 is a wasteful number, since it uses less digits than its factorization.

4640111333857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067507.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 4640111333857 in words is "four trillion, six hundred forty billion, one hundred eleven million, three hundred thirty-three thousand, eight hundred fifty-seven".