90422225357 has 2 divisors, whose sum is σ = 90422225358. Its totient is φ = 90422225356.

The previous prime is 90422225353. The next prime is 90422225423. The reversal of 90422225357 is 75352222409.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67988476516 + 22433748841 = 260746^2 + 149779^2 .

It is a cyclic number.

It is not a de Polignac number, because 90422225357 - 2² = 90422225353 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90422225353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45211112678 + 45211112679.

It is an arithmetic number, because the mean of its divisors is an integer number (45211112679).

Almost surely, 2^90422225357 is an apocalyptic number.

It is an amenable number.

90422225357 is a deficient number, since it is larger than the sum of its proper divisors (1).

90422225357 is an equidigital number, since it uses as much as digits as its factorization.

90422225357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 90422225357 in words is "ninety billion, four hundred twenty-two million, two hundred twenty-five thousand, three hundred fifty-seven".