4635561842857 has 4 divisors (see below), whose sum is σ = 5056976555856. Its totient is φ = 4214147129860.

The previous prime is 4635561842837. The next prime is 4635561842861. The reversal of 4635561842857 is 7582481655364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4635561842857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4635561842837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210707356483 + ... + 210707356504.

It is an arithmetic number, because the mean of its divisors is an integer number (1264244138964).

Almost surely, 2^{4635561842857} is an apocalyptic number.

It is an amenable number.

4635561842857 is a deficient number, since it is larger than the sum of its proper divisors (421414712999).

4635561842857 is a wasteful number, since it uses less digits than its factorization.

4635561842857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421414712998.

The product of its digits is 193536000, while the sum is 64.

The spelling of 4635561842857 in words is "four trillion, six hundred thirty-five billion, five hundred sixty-one million, eight hundred forty-two thousand, eight hundred fifty-seven".