51271321134104 has 32 divisors (see below), whose sum is σ = 101789783384400. Its totient is φ = 24127412413440.

The previous prime is 51271321134031. The next prime is 51271321134107. The reversal of 51271321134104 is 40143112317215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51271321134107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10464539 + ... + 14561909.

Almost surely, 2^{51271321134104} is an apocalyptic number.

It is an amenable number.

51271321134104 is a deficient number, since it is larger than the sum of its proper divisors (50518462250296).

51271321134104 is a wasteful number, since it uses less digits than its factorization.

51271321134104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4189403 (or 4189399 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 51271321134104 in words is "fifty-one trillion, two hundred seventy-one billion, three hundred twenty-one million, one hundred thirty-four thousand, one hundred four".