3073893930521 has 4 divisors (see below), whose sum is σ = 3073933321344. Its totient is φ = 3073854539700.

The previous prime is 3073893930509. The next prime is 3073893930529. The reversal of 3073893930521 is 1250393983703.

3073893930521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3073893930521 - 2³⁸ = 2799016023577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3073893930529) 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, 19578125 + ... + 19734506.

It is an arithmetic number, because the mean of its divisors is an integer number (768483330336).

Almost surely, 2^{3073893930521} is an apocalyptic number.

It is an amenable number.

3073893930521 is a deficient number, since it is larger than the sum of its proper divisors (39390823).

3073893930521 is an equidigital number, since it uses as much as digits as its factorization.

3073893930521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39390822.

The product of its (nonzero) digits is 3674160, while the sum is 53.

The spelling of 3073893930521 in words is "three trillion, seventy-three billion, eight hundred ninety-three million, nine hundred thirty thousand, five hundred twenty-one".