51803974373 has 8 divisors (see below), whose sum is σ = 54592413120. Its totient is φ = 49021727040.

The previous prime is 51803974333. The next prime is 51803974393. The reversal of 51803974373 is 37347930815.

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

It is a cyclic number.

It is not a de Polignac number, because 51803974373 - 2⁶ = 51803974309 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 (51803974333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1530665 + ... + 1564142.

It is an arithmetic number, because the mean of its divisors is an integer number (6824051640).

Almost surely, 2^51803974373 is an apocalyptic number.

It is an amenable number.

51803974373 is a deficient number, since it is larger than the sum of its proper divisors (2788438747).

51803974373 is a wasteful number, since it uses less digits than its factorization.

51803974373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095707.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 51803974373 in words is "fifty-one billion, eight hundred three million, nine hundred seventy-four thousand, three hundred seventy-three".