90202695329 has 2 divisors, whose sum is σ = 90202695330. Its totient is φ = 90202695328.

The previous prime is 90202695281. The next prime is 90202695361. The reversal of 90202695329 is 92359620209.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89956205329 + 246490000 = 299927^2 + 15700^2 .

It is a cyclic number.

It is not a de Polignac number, because 90202695329 - 2²⁸ = 89934259873 is a prime.

It is not a weakly prime, because it can be changed into another prime (90202695379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45101347664 + 45101347665.

It is an arithmetic number, because the mean of its divisors is an integer number (45101347665).

Almost surely, 2^90202695329 is an apocalyptic number.

It is an amenable number.

90202695329 is a deficient number, since it is larger than the sum of its proper divisors (1).

90202695329 is an equidigital number, since it uses as much as digits as its factorization.

90202695329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 47.

The spelling of 90202695329 in words is "ninety billion, two hundred two million, six hundred ninety-five thousand, three hundred twenty-nine".