578377690929 has 6 divisors (see below), whose sum is σ = 835434442466. Its totient is φ = 385585127280.

The previous prime is 578377690907. The next prime is 578377690937. The reversal of 578377690929 is 929096773875.

It can be written as a sum of positive squares in only one way, i.e., 555166559025 + 23211131904 = 745095^2 + 152352^2 .

It is not a de Polignac number, because 578377690929 - 2⁵ = 578377690897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (578377690129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32132093932 + ... + 32132093949.

Almost surely, 2^578377690929 is an apocalyptic number.

It is an amenable number.

578377690929 is a deficient number, since it is larger than the sum of its proper divisors (257056751537).

578377690929 is a wasteful number, since it uses less digits than its factorization.

578377690929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64264187887 (or 64264187884 counting only the distinct ones).

The product of its (nonzero) digits is 360067680, while the sum is 72.

The spelling of 578377690929 in words is "five hundred seventy-eight billion, three hundred seventy-seven million, six hundred ninety thousand, nine hundred twenty-nine".