557252055660 has 24 divisors (see below), whose sum is σ = 1560305756016. Its totient is φ = 148600548160.

The previous prime is 557252055643. The next prime is 557252055671. The reversal of 557252055660 is 66550252755.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4643767071 + ... + 4643767190.

It is an arithmetic number, because the mean of its divisors is an integer number (65012739834).

Almost surely, 2^557252055660 is an apocalyptic number.

It is an amenable number.

557252055660 is an abundant number, since it is smaller than the sum of its proper divisors (1003053700356).

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

557252055660 is a wasteful number, since it uses less digits than its factorization.

557252055660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9287534273 (or 9287534271 counting only the distinct ones).

The product of its (nonzero) digits is 3150000, while the sum is 48.

The spelling of 557252055660 in words is "five hundred fifty-seven billion, two hundred fifty-two million, fifty-five thousand, six hundred sixty".