577464728743540 has 72 divisors (see below), whose sum is σ = 1332971673264000. Its totient is φ = 209982391058880.

The previous prime is 577464728743519. The next prime is 577464728743543. The reversal of 577464728743540 is 45347827464775.

577464728743540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (577464728743543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104420961 + ... + 109811959.

It is an arithmetic number, because the mean of its divisors is an integer number (18513495462000).

Almost surely, 2^{577464728743540} is an apocalyptic number.

It is an amenable number.

577464728743540 is an abundant number, since it is smaller than the sum of its proper divisors (755506944520460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

577464728743540 is a wasteful number, since it uses less digits than its factorization.

577464728743540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5435293 (or 5435280 counting only the distinct ones).

The product of its (nonzero) digits is 4425523200, while the sum is 73.

The spelling of 577464728743540 in words is "five hundred seventy-seven trillion, four hundred sixty-four billion, seven hundred twenty-eight million, seven hundred forty-three thousand, five hundred forty".