578465646572 has 48 divisors (see below), whose sum is σ = 1115152738560. Its totient is φ = 260367460800.

The previous prime is 578465646571. The next prime is 578465646581. The reversal of 578465646572 is 275646564875.

It is a junction number, because it is equal to n+sod(n) for n = 578465646499 and 578465646508.

It is not an unprimeable number, because it can be changed into a prime (578465646571) 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 15 ways as a sum of consecutive naturals, for example, 11221697 + ... + 11273127.

It is an arithmetic number, because the mean of its divisors is an integer number (23232348720).

Almost surely, 2^578465646572 is an apocalyptic number.

It is an amenable number.

578465646572 is a deficient number, since it is larger than the sum of its proper divisors (536687091988).

578465646572 is a wasteful number, since it uses less digits than its factorization.

578465646572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53942 (or 53940 counting only the distinct ones).

The product of its digits is 338688000, while the sum is 65.

The spelling of 578465646572 in words is "five hundred seventy-eight billion, four hundred sixty-five million, six hundred forty-six thousand, five hundred seventy-two".