9890260033 has 4 divisors (see below), whose sum is σ = 9890977968. Its totient is φ = 9889542100.

The previous prime is 9890260031. The next prime is 9890260043. The reversal of 9890260033 is 3300620989.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9890260033 - 2¹ = 9890260031 is a prime.

It is a super-2 number, since 2×9890260033² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9890260031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337891 + ... + 365992.

It is an arithmetic number, because the mean of its divisors is an integer number (2472744492).

Almost surely, 2^9890260033 is an apocalyptic number.

It is an amenable number.

9890260033 is a deficient number, since it is larger than the sum of its proper divisors (717935).

9890260033 is a wasteful number, since it uses less digits than its factorization.

9890260033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717934.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 9890260033 is about 99449.7864904697. The cubic root of 9890260033 is about 2146.5247648566.

The spelling of 9890260033 in words is "nine billion, eight hundred ninety million, two hundred sixty thousand, thirty-three".