90010009979983 has 2 divisors, whose sum is σ = 90010009979984. Its totient is φ = 90010009979982.

The previous prime is 90010009979933. The next prime is 90010009980013. The reversal of 90010009979983 is 38997990001009.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90010009979983 - 2¹⁷ = 90010009848911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90010009979933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45005004989991 + 45005004989992.

It is an arithmetic number, because the mean of its divisors is an integer number (45005004989992).

Almost surely, 2^{90010009979983} is an apocalyptic number.

90010009979983 is a deficient number, since it is larger than the sum of its proper divisors (1).

90010009979983 is an equidigital number, since it uses as much as digits as its factorization.

90010009979983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9920232, while the sum is 64.

The spelling of 90010009979983 in words is "ninety trillion, ten billion, nine million, nine hundred seventy-nine thousand, nine hundred eighty-three".