51456600443 has 2 divisors, whose sum is σ = 51456600444. Its totient is φ = 51456600442.

The previous prime is 51456600407. The next prime is 51456600479. The reversal of 51456600443 is 34400665415.

It is a balanced prime because it is at equal distance from previous prime (51456600407) and next prime (51456600479).

It is a cyclic number.

It is not a de Polignac number, because 51456600443 - 2⁸ = 51456600187 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51456600397 and 51456600406.

It is not a weakly prime, because it can be changed into another prime (51456600343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25728300221 + 25728300222.

It is an arithmetic number, because the mean of its divisors is an integer number (25728300222).

Almost surely, 2^51456600443 is an apocalyptic number.

51456600443 is a deficient number, since it is larger than the sum of its proper divisors (1).

51456600443 is an equidigital number, since it uses as much as digits as its factorization.

51456600443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 51456600443 in words is "fifty-one billion, four hundred fifty-six million, six hundred thousand, four hundred forty-three".