556050055 has 24 divisors (see below), whose sum is σ = 735015456. Its totient is φ = 403529280.

The previous prime is 556050049. The next prime is 556050113. The reversal of 556050055 is 550050655.

It is not a de Polignac number, because 556050055 - 2⁷ = 556049927 is a prime.

It is a super-3 number, since 3×556050055³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 556049999 and 556050026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 448897 + ... + 450133.

It is an arithmetic number, because the mean of its divisors is an integer number (30625644).

Almost surely, 2^556050055 is an apocalyptic number.

556050055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

556050055 is a deficient number, since it is larger than the sum of its proper divisors (178965401).

556050055 is a wasteful number, since it uses less digits than its factorization.

556050055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007 (or 1996 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 556050055 is about 23580.7136236374. The cubic root of 556050055 is about 822.3145272119.

The spelling of 556050055 in words is "five hundred fifty-six million, fifty thousand, fifty-five".