578941764479 has 4 divisors (see below), whose sum is σ = 623475746376. Its totient is φ = 534407782584.

The previous prime is 578941764433. The next prime is 578941764491. The reversal of 578941764479 is 974467149875.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 578941764479 - 2¹⁶ = 578941698943 is a prime.

It is a super-2 number, since 2×578941764479² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (578941764979) 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 3 ways as a sum of consecutive naturals, for example, 22266990929 + ... + 22266990954.

It is an arithmetic number, because the mean of its divisors is an integer number (155868936594).

Almost surely, 2^578941764479 is an apocalyptic number.

578941764479 is a deficient number, since it is larger than the sum of its proper divisors (44533981897).

578941764479 is a wasteful number, since it uses less digits than its factorization.

578941764479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44533981896.

The product of its digits is 426746880, while the sum is 71.

The spelling of 578941764479 in words is "five hundred seventy-eight billion, nine hundred forty-one million, seven hundred sixty-four thousand, four hundred seventy-nine".