5600005551 has 20 divisors (see below), whose sum is σ = 9560504272. Its totient is φ = 3200002848.

The previous prime is 5600005549. The next prime is 5600005643. The reversal of 5600005551 is 1555000065.

5600005551 is a `hidden beast` number, since 5 + 600 + 0 + 0 + 5 + 5 + 51 = 666.

It is not a de Polignac number, because 5600005551 - 2¹ = 5600005549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5600005351) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 4937710 + ... + 4938843.

Almost surely, 2^5600005551 is an apocalyptic number.

5600005551 is a deficient number, since it is larger than the sum of its proper divisors (3960498721).

5600005551 is an equidigital number, since it uses as much as digits as its factorization.

5600005551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9876572 (or 9876563 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 5600005551 is about 74833.1848246485. The cubic root of 5600005551 is about 1775.8085902416.

The spelling of 5600005551 in words is "five billion, six hundred million, five thousand, five hundred fifty-one".