51480327 has 8 divisors (see below), whose sum is σ = 69307264. Its totient is φ = 33986808.

The previous prime is 51480323. The next prime is 51480337. The reversal of 51480327 is 72308415.

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

It is not a de Polignac number, because 51480327 - 2² = 51480323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51480294 and 51480303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51480323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82993 + ... + 83610.

It is an arithmetic number, because the mean of its divisors is an integer number (8663408).

Almost surely, 2^51480327 is an apocalyptic number.

51480327 is a deficient number, since it is larger than the sum of its proper divisors (17826937).

51480327 is a wasteful number, since it uses less digits than its factorization.

51480327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166709.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 51480327 is about 7174.9792334194. The cubic root of 51480327 is about 372.0035625165.

The spelling of 51480327 in words is "fifty-one million, four hundred eighty thousand, three hundred twenty-seven".