4784451851 has 2 divisors, whose sum is σ = 4784451852. Its totient is φ = 4784451850.

The previous prime is 4784451829. The next prime is 4784451877. The reversal of 4784451851 is 1581544874.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4784451851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4784451796 and 4784451805.

It is not a weakly prime, because it can be changed into another prime (4784351851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2392225925 + 2392225926.

It is an arithmetic number, because the mean of its divisors is an integer number (2392225926).

Almost surely, 2^4784451851 is an apocalyptic number.

4784451851 is a deficient number, since it is larger than the sum of its proper divisors (1).

4784451851 is an equidigital number, since it uses as much as digits as its factorization.

4784451851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 716800, while the sum is 47.

The square root of 4784451851 is about 69169.7321882917. The cubic root of 4784451851 is about 1685.0419970337.

The spelling of 4784451851 in words is "four billion, seven hundred eighty-four million, four hundred fifty-one thousand, eight hundred fifty-one".