90412594271 has 2 divisors, whose sum is σ = 90412594272. Its totient is φ = 90412594270.

The previous prime is 90412594247. The next prime is 90412594357. The reversal of 90412594271 is 17249521409.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90412594271 - 2¹⁰ = 90412593247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90412594201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45206297135 + 45206297136.

It is an arithmetic number, because the mean of its divisors is an integer number (45206297136).

Almost surely, 2^90412594271 is an apocalyptic number.

90412594271 is a deficient number, since it is larger than the sum of its proper divisors (1).

90412594271 is an equidigital number, since it uses as much as digits as its factorization.

90412594271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 90412594271 in words is "ninety billion, four hundred twelve million, five hundred ninety-four thousand, two hundred seventy-one".