5440784851 has 2 divisors, whose sum is σ = 5440784852. Its totient is φ = 5440784850.

The previous prime is 5440784831. The next prime is 5440784863. The reversal of 5440784851 is 1584870445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5440784851 - 2⁹ = 5440784339 is a prime.

It is not a weakly prime, because it can be changed into another prime (5440784831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720392425 + 2720392426.

It is an arithmetic number, because the mean of its divisors is an integer number (2720392426).

Almost surely, 2^5440784851 is an apocalyptic number.

5440784851 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440784851 is an equidigital number, since it uses as much as digits as its factorization.

5440784851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 716800, while the sum is 46.

The square root of 5440784851 is about 73761.6760316629. The cubic root of 5440784851 is about 1758.8164446040.

The spelling of 5440784851 in words is "five billion, four hundred forty million, seven hundred eighty-four thousand, eight hundred fifty-one".