900738200669 has 2 divisors, whose sum is σ = 900738200670. Its totient is φ = 900738200668.

The previous prime is 900738200573. The next prime is 900738200717. The reversal of 900738200669 is 966002837009.

900738200669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 685521073444 + 215217127225 = 827962^2 + 463915^2 .

It is a cyclic number.

It is not a de Polignac number, because 900738200669 - 2²⁰ = 900737152093 is a prime.

It is a super-2 number, since 2×900738200669² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (900738200269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450369100334 + 450369100335.

It is an arithmetic number, because the mean of its divisors is an integer number (450369100335).

Almost surely, 2^900738200669 is an apocalyptic number.

It is an amenable number.

900738200669 is a deficient number, since it is larger than the sum of its proper divisors (1).

900738200669 is an equidigital number, since it uses as much as digits as its factorization.

900738200669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 900738200669 in words is "nine hundred billion, seven hundred thirty-eight million, two hundred thousand, six hundred sixty-nine".