557206417225 has 12 divisors (see below), whose sum is σ = 691389672336. Its totient is φ = 445472414480.

The previous prime is 557206417219. The next prime is 557206417247. The reversal of 557206417225 is 522714602755.

It is not a de Polignac number, because 557206417225 - 2⁵ = 557206417193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7279147 + ... + 7355296.

It is an arithmetic number, because the mean of its divisors is an integer number (57615806028).

Almost surely, 2^557206417225 is an apocalyptic number.

It is an amenable number.

557206417225 is a deficient number, since it is larger than the sum of its proper divisors (134183255111).

557206417225 is a wasteful number, since it uses less digits than its factorization.

557206417225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14635976 (or 14635971 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 557206417225 in words is "five hundred fifty-seven billion, two hundred six million, four hundred seventeen thousand, two hundred twenty-five".