90883427551087 has 2 divisors, whose sum is σ = 90883427551088. Its totient is φ = 90883427551086.

The previous prime is 90883427551079. The next prime is 90883427551099. The reversal of 90883427551087 is 78015572438809.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90883427551087 - 2³ = 90883427551079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90883427551067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45441713775543 + 45441713775544.

It is an arithmetic number, because the mean of its divisors is an integer number (45441713775544).

Almost surely, 2^{90883427551087} is an apocalyptic number.

90883427551087 is a deficient number, since it is larger than the sum of its proper divisors (1).

90883427551087 is an equidigital number, since it uses as much as digits as its factorization.

90883427551087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135475200, while the sum is 67.

The spelling of 90883427551087 in words is "ninety trillion, eight hundred eighty-three billion, four hundred twenty-seven million, five hundred fifty-one thousand, eighty-seven".