577205772052 has 48 divisors (see below), whose sum is σ = 1243312866432. Its totient is φ = 228326693760.

The previous prime is 577205772047. The next prime is 577205772071. The reversal of 577205772052 is 250277502775.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 577205771987 and 577205772005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4996302 + ... + 5110522.

It is an arithmetic number, because the mean of its divisors is an integer number (25902351384).

Almost surely, 2^577205772052 is an apocalyptic number.

577205772052 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

577205772052 is an abundant number, since it is smaller than the sum of its proper divisors (666107094380).

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

577205772052 is a wasteful number, since it uses less digits than its factorization.

577205772052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128128 (or 128126 counting only the distinct ones).

The product of its (nonzero) digits is 2401000, while the sum is 49.

The spelling of 577205772052 in words is "five hundred seventy-seven billion, two hundred five million, seven hundred seventy-two thousand, fifty-two".