51846435893 has 16 divisors (see below), whose sum is σ = 59700000000. Its totient is φ = 44105098752.

The previous prime is 51846435871. The next prime is 51846435911. The reversal of 51846435893 is 39853464815.

It is a cyclic number.

It is not a de Polignac number, because 51846435893 - 2⁶ = 51846435829 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 (51846435793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1282808 + ... + 1322606.

It is an arithmetic number, because the mean of its divisors is an integer number (3731250000).

Almost surely, 2^51846435893 is an apocalyptic number.

It is an amenable number.

51846435893 is a deficient number, since it is larger than the sum of its proper divisors (7853564107).

51846435893 is a wasteful number, since it uses less digits than its factorization.

51846435893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41204.

The product of its digits is 12441600, while the sum is 56.

The spelling of 51846435893 in words is "fifty-one billion, eight hundred forty-six million, four hundred thirty-five thousand, eight hundred ninety-three".