51134437184227 has 4 divisors (see below), whose sum is σ = 51138816269056. Its totient is φ = 51130058099400.

The previous prime is 51134437184221. The next prime is 51134437184249. The reversal of 51134437184227 is 72248173443115.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51134437184227 - 2⁴³ = 42338344162019 is a prime.

It is a super-2 number, since 2×51134437184227² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51134437184221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2189524899 + ... + 2189548252.

It is an arithmetic number, because the mean of its divisors is an integer number (12784704067264).

Almost surely, 2^{51134437184227} is an apocalyptic number.

51134437184227 is a deficient number, since it is larger than the sum of its proper divisors (4379084829).

51134437184227 is a wasteful number, since it uses less digits than its factorization.

51134437184227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4379084828.

The product of its digits is 4515840, while the sum is 52.

The spelling of 51134437184227 in words is "fifty-one trillion, one hundred thirty-four billion, four hundred thirty-seven million, one hundred eighty-four thousand, two hundred twenty-seven".