51738453294 has 32 divisors (see below), whose sum is σ = 112998875904. Its totient is φ = 15662350080.

The previous prime is 51738453271. The next prime is 51738453301. The reversal of 51738453294 is 49235483715.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 333859 + ... + 463614.

It is an arithmetic number, because the mean of its divisors is an integer number (3531214872).

Almost surely, 2^51738453294 is an apocalyptic number.

51738453294 is an abundant number, since it is smaller than the sum of its proper divisors (61260422610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51738453294 is a wasteful number, since it uses less digits than its factorization.

51738453294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798472.

The product of its digits is 3628800, while the sum is 51.

The spelling of 51738453294 in words is "fifty-one billion, seven hundred thirty-eight million, four hundred fifty-three thousand, two hundred ninety-four".