90365880097889 has 8 divisors (see below), whose sum is σ = 98624445339168. Its totient is φ = 82114562395360.

The previous prime is 90365880097879. The next prime is 90365880097919. The reversal of 90365880097889 is 98879008856309.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 90365880097889 - 2¹⁶ = 90365880032353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90365880097849) 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, 1811858612 + ... + 1811908485.

It is an arithmetic number, because the mean of its divisors is an integer number (12328055667396).

Almost surely, 2^{90365880097889} is an apocalyptic number.

It is an amenable number.

90365880097889 is a deficient number, since it is larger than the sum of its proper divisors (8258565241279).

90365880097889 is a wasteful number, since it uses less digits than its factorization.

90365880097889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623769375.

The product of its (nonzero) digits is 1881169920, while the sum is 80.

The spelling of 90365880097889 in words is "ninety trillion, three hundred sixty-five billion, eight hundred eighty million, ninety-seven thousand, eight hundred eighty-nine".