578424913921 has 16 divisors (see below), whose sum is σ = 597975653376. Its totient is φ = 558930600000.

The previous prime is 578424913837. The next prime is 578424913939. The reversal of 578424913921 is 129319424875.

It is a cyclic number.

It is not a de Polignac number, because 578424913921 - 2³⁷ = 440985960449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (578424913991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69593356 + ... + 69601666.

It is an arithmetic number, because the mean of its divisors is an integer number (37373478336).

Almost surely, 2^578424913921 is an apocalyptic number.

It is an amenable number.

578424913921 is a deficient number, since it is larger than the sum of its proper divisors (19550739455).

578424913921 is a wasteful number, since it uses less digits than its factorization.

578424913921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11424.

The product of its digits is 4354560, while the sum is 55.

The spelling of 578424913921 in words is "five hundred seventy-eight billion, four hundred twenty-four million, nine hundred thirteen thousand, nine hundred twenty-one".