51042082443 has 8 divisors (see below), whose sum is σ = 74243029056. Its totient is φ = 30934595400.

The previous prime is 51042082423. The next prime is 51042082477. The reversal of 51042082443 is 34428024015.

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

It is not a de Polignac number, because 51042082443 - 2⁹ = 51042081931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 1546729771 = 51042082443 / (5 + 1 + 0 + 4 + 2 + 0 + 8 + 2 + 4 + 4 + 3).

It is not an unprimeable number, because it can be changed into a prime (51042082423) 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, 773364853 + ... + 773364918.

It is an arithmetic number, because the mean of its divisors is an integer number (9280378632).

Almost surely, 2^51042082443 is an apocalyptic number.

51042082443 is a deficient number, since it is larger than the sum of its proper divisors (23200946613).

51042082443 is a wasteful number, since it uses less digits than its factorization.

51042082443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546729785.

The product of its (nonzero) digits is 30720, while the sum is 33.

The spelling of 51042082443 in words is "fifty-one billion, forty-two million, eighty-two thousand, four hundred forty-three".