10090989457 has 2 divisors, whose sum is σ = 10090989458. Its totient is φ = 10090989456.

The previous prime is 10090989451. The next prime is 10090989527. The reversal of 10090989457 is 75498909001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8368407441 + 1722582016 = 91479^2 + 41504^2 .

It is a cyclic number.

It is not a de Polignac number, because 10090989457 - 2²³ = 10082600849 is a prime.

It is not a weakly prime, because it can be changed into another prime (10090989451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5045494728 + 5045494729.

It is an arithmetic number, because the mean of its divisors is an integer number (5045494729).

Almost surely, 2^10090989457 is an apocalyptic number.

It is an amenable number.

10090989457 is a deficient number, since it is larger than the sum of its proper divisors (1).

10090989457 is an equidigital number, since it uses as much as digits as its factorization.

10090989457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 52.

The spelling of 10090989457 in words is "ten billion, ninety million, nine hundred eighty-nine thousand, four hundred fifty-seven".