577263181340 has 12 divisors (see below), whose sum is σ = 1212252680856. Its totient is φ = 230905272528.

The previous prime is 577263181337. The next prime is 577263181361. The reversal of 577263181340 is 43181362775.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14431579514 + ... + 14431579553.

It is an arithmetic number, because the mean of its divisors is an integer number (101021056738).

Almost surely, 2^577263181340 is an apocalyptic number.

It is an amenable number.

577263181340 is an abundant number, since it is smaller than the sum of its proper divisors (634989499516).

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

577263181340 is a wasteful number, since it uses less digits than its factorization.

577263181340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28863159076 (or 28863159074 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 577263181340 in words is "five hundred seventy-seven billion, two hundred sixty-three million, one hundred eighty-one thousand, three hundred forty".