577725205252 has 12 divisors (see below), whose sum is σ = 1088789809996. Its totient is φ = 266642402400.

The previous prime is 577725205241. The next prime is 577725205273. The reversal of 577725205252 is 252502527775.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 198680581696 + 379044623556 = 445736^2 + 615666^2 .

It is a junction number, because it is equal to n+sod(n) for n = 577725205196 and 577725205205.

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, 5555049999 + ... + 5555050102.

Almost surely, 2^577725205252 is an apocalyptic number.

577725205252 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

577725205252 is a deficient number, since it is larger than the sum of its proper divisors (511064604744).

577725205252 is a wasteful number, since it uses less digits than its factorization.

577725205252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110100118 (or 11110100116 counting only the distinct ones).

The product of its (nonzero) digits is 3430000, while the sum is 49.

The spelling of 577725205252 in words is "five hundred seventy-seven billion, seven hundred twenty-five million, two hundred five thousand, two hundred fifty-two".