557236055 has 16 divisors (see below), whose sum is σ = 674993088. Its totient is φ = 441600000.

The previous prime is 557236051. The next prime is 557236079. The reversal of 557236055 is 550632755.

It is not a de Polignac number, because 557236055 - 2² = 557236051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557236051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347255 + ... + 348855.

It is an arithmetic number, because the mean of its divisors is an integer number (42187068).

Almost surely, 2^557236055 is an apocalyptic number.

557236055 is a deficient number, since it is larger than the sum of its proper divisors (117757033).

557236055 is a wasteful number, since it uses less digits than its factorization.

557236055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218.

The product of its (nonzero) digits is 157500, while the sum is 38.

The square root of 557236055 is about 23605.8478983493. The cubic root of 557236055 is about 822.8987506762.

The spelling of 557236055 in words is "five hundred fifty-seven million, two hundred thirty-six thousand, fifty-five".