4516440857 has 2 divisors, whose sum is σ = 4516440858. Its totient is φ = 4516440856.

The previous prime is 4516440791. The next prime is 4516440893. The reversal of 4516440857 is 7580446154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4465446976 + 50993881 = 66824^2 + 7141^2 .

It is a cyclic number.

It is not a de Polignac number, because 4516440857 - 2¹⁶ = 4516375321 is a prime.

It is not a weakly prime, because it can be changed into another prime (4516400857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2258220428 + 2258220429.

It is an arithmetic number, because the mean of its divisors is an integer number (2258220429).

Almost surely, 2^4516440857 is an apocalyptic number.

It is an amenable number.

4516440857 is a deficient number, since it is larger than the sum of its proper divisors (1).

4516440857 is an equidigital number, since it uses as much as digits as its factorization.

4516440857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 537600, while the sum is 44.

The square root of 4516440857 is about 67204.4705135008. The cubic root of 4516440857 is about 1652.9717924189.

The spelling of 4516440857 in words is "four billion, five hundred sixteen million, four hundred forty thousand, eight hundred fifty-seven".