557828755 has 32 divisors (see below), whose sum is σ = 744004800. Its totient is φ = 401448960.

The previous prime is 557828749. The next prime is 557828767.

557828755 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 557828755 - 2¹¹ = 557826707 is a prime.

It is a super-2 number, since 2×557828755² = 622345839809700050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 725011 + ... + 725779.

It is an arithmetic number, because the mean of its divisors is an integer number (23250150).

Almost surely, 2^557828755 is an apocalyptic number.

557828755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

557828755 is a deficient number, since it is larger than the sum of its proper divisors (186176045).

557828755 is a wasteful number, since it uses less digits than its factorization.

557828755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 894 counting only the distinct ones).

The product of its digits is 3920000, while the sum is 52.

The square root of 557828755 is about 23618.3986544389. The cubic root of 557828755 is about 823.1904040148.

The spelling of 557828755 in words is "five hundred fifty-seven million, eight hundred twenty-eight thousand, seven hundred fifty-five".