90200769067 has 2 divisors, whose sum is σ = 90200769068. Its totient is φ = 90200769066.

The previous prime is 90200769023. The next prime is 90200769079. The reversal of 90200769067 is 76096700209.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90200769067 - 2²³ = 90192380459 is a prime.

It is not a weakly prime, because it can be changed into another prime (90200769017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45100384533 + 45100384534.

It is an arithmetic number, because the mean of its divisors is an integer number (45100384534).

Almost surely, 2^90200769067 is an apocalyptic number.

90200769067 is a deficient number, since it is larger than the sum of its proper divisors (1).

90200769067 is an equidigital number, since it uses as much as digits as its factorization.

90200769067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 46.

The spelling of 90200769067 in words is "ninety billion, two hundred million, seven hundred sixty-nine thousand, sixty-seven".