457885252889 has 2 divisors, whose sum is σ = 457885252890. Its totient is φ = 457885252888.

The previous prime is 457885252883. The next prime is 457885252907. The reversal of 457885252889 is 988252588754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421341195664 + 36544057225 = 649108^2 + 191165^2 .

It is a cyclic number.

It is not a de Polignac number, because 457885252889 - 2⁴ = 457885252873 is a prime.

It is not a weakly prime, because it can be changed into another prime (457885252883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228942626444 + 228942626445.

It is an arithmetic number, because the mean of its divisors is an integer number (228942626445).

Almost surely, 2^457885252889 is an apocalyptic number.

It is an amenable number.

457885252889 is a deficient number, since it is larger than the sum of its proper divisors (1).

457885252889 is an equidigital number, since it uses as much as digits as its factorization.

457885252889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 516096000, while the sum is 71.

The spelling of 457885252889 in words is "four hundred fifty-seven billion, eight hundred eighty-five million, two hundred fifty-two thousand, eight hundred eighty-nine".