3320385748993 has 4 divisors (see below), whose sum is σ = 3325003810560. Its totient is φ = 3315767687428.

The previous prime is 3320385748973. The next prime is 3320385749047. The reversal of 3320385748993 is 3998475830233.

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 3320385748993 - 2⁹ = 3320385748481 is a prime.

It is a super-2 number, since 2×3320385748993² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320385748943) 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, 2309029705 + ... + 2309031142.

It is an arithmetic number, because the mean of its divisors is an integer number (831250952640).

Almost surely, 2^{3320385748993} is an apocalyptic number.

It is an amenable number.

3320385748993 is a deficient number, since it is larger than the sum of its proper divisors (4618061567).

3320385748993 is an equidigital number, since it uses as much as digits as its factorization.

3320385748993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4618061566.

The product of its (nonzero) digits is 117573120, while the sum is 64.

The spelling of 3320385748993 in words is "three trillion, three hundred twenty billion, three hundred eighty-five million, seven hundred forty-eight thousand, nine hundred ninety-three".