90255338903 has 2 divisors, whose sum is σ = 90255338904. Its totient is φ = 90255338902.

The previous prime is 90255338879. The next prime is 90255338941. The reversal of 90255338903 is 30983355209.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90255338903 - 2²⁴ = 90238561687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90255338963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45127669451 + 45127669452.

It is an arithmetic number, because the mean of its divisors is an integer number (45127669452).

Almost surely, 2^90255338903 is an apocalyptic number.

90255338903 is a deficient number, since it is larger than the sum of its proper divisors (1).

90255338903 is an equidigital number, since it uses as much as digits as its factorization.

90255338903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 874800, while the sum is 47.

The spelling of 90255338903 in words is "ninety billion, two hundred fifty-five million, three hundred thirty-eight thousand, nine hundred three".