51025854403327 has 4 divisors (see below), whose sum is σ = 51026541981480. Its totient is φ = 51025166825176.

The previous prime is 51025854403319. The next prime is 51025854403339. The reversal of 51025854403327 is 72330445852015.

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 51025854403327 - 2³ = 51025854403319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51025854443327) 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, 343677748 + ... + 343826185.

It is an arithmetic number, because the mean of its divisors is an integer number (12756635495370).

Almost surely, 2^{51025854403327} is an apocalyptic number.

51025854403327 is a deficient number, since it is larger than the sum of its proper divisors (687578153).

51025854403327 is an equidigital number, since it uses as much as digits as its factorization.

51025854403327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687578152.

The product of its (nonzero) digits is 4032000, while the sum is 49.

The spelling of 51025854403327 in words is "fifty-one trillion, twenty-five billion, eight hundred fifty-four million, four hundred three thousand, three hundred twenty-seven".