550005000051 has 8 divisors (see below), whose sum is σ = 789750769360. Its totient is φ = 338464615392.

The previous prime is 550005000047. The next prime is 550005000109. The reversal of 550005000051 is 150000500055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550005000051 - 2² = 550005000047 is a prime.

It is a super-2 number, since 2×550005000051² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550004999991 and 550005000027.

It is not an unprimeable number, because it can be changed into a prime (550005050051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7051346116 + ... + 7051346193.

It is an arithmetic number, because the mean of its divisors is an integer number (98718846170).

Almost surely, 2^550005000051 is an apocalyptic number.

550005000051 is a deficient number, since it is larger than the sum of its proper divisors (239745769309).

550005000051 is a wasteful number, since it uses less digits than its factorization.

550005000051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14102692325.

The product of its (nonzero) digits is 625, while the sum is 21.

The spelling of 550005000051 in words is "five hundred fifty billion, five million, fifty-one", and thus it is an aban number.