90084241666 has 16 divisors (see below), whose sum is σ = 138589206840. Its totient is φ = 43890491520.

The previous prime is 90084241661. The next prime is 90084241691. The reversal of 90084241666 is 66614248009.

It can be written as a sum of positive squares in 4 ways, for example, as 80129191041 + 9955050625 = 283071^2 + 99775^2 .

It is not an unprimeable number, because it can be changed into a prime (90084241661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594621 + ... + 730576.

Almost surely, 2^90084241666 is an apocalyptic number.

90084241666 is a deficient number, since it is larger than the sum of its proper divisors (48504965174).

90084241666 is a wasteful number, since it uses less digits than its factorization.

90084241666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326069.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 90084241666 in words is "ninety billion, eighty-four million, two hundred forty-one thousand, six hundred sixty-six".