33520113089 has 2 divisors, whose sum is σ = 33520113090. Its totient is φ = 33520113088.

The previous prime is 33520113071. The next prime is 33520113131. The reversal of 33520113089 is 98031102533.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18090250000 + 15429863089 = 134500^2 + 124217^2 .

It is a cyclic number.

It is not a de Polignac number, because 33520113089 - 2⁸ = 33520112833 is a prime.

It is a super-2 number, since 2×33520113089² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33520112089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16760056544 + 16760056545.

It is an arithmetic number, because the mean of its divisors is an integer number (16760056545).

Almost surely, 2^33520113089 is an apocalyptic number.

It is an amenable number.

33520113089 is a deficient number, since it is larger than the sum of its proper divisors (1).

33520113089 is an equidigital number, since it uses as much as digits as its factorization.

33520113089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 33520113089 in words is "thirty-three billion, five hundred twenty million, one hundred thirteen thousand, eighty-nine".