481251744851 has 2 divisors, whose sum is σ = 481251744852. Its totient is φ = 481251744850.

The previous prime is 481251744803. The next prime is 481251744877. The reversal of 481251744851 is 158447152184.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 481251744851 - 2¹⁰ = 481251743827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 481251744851.

It is not a weakly prime, because it can be changed into another prime (481251744551) 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 as a sum of consecutive naturals, namely, 240625872425 + 240625872426.

It is an arithmetic number, because the mean of its divisors is an integer number (240625872426).

Almost surely, 2^481251744851 is an apocalyptic number.

481251744851 is a deficient number, since it is larger than the sum of its proper divisors (1).

481251744851 is an equidigital number, since it uses as much as digits as its factorization.

481251744851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1433600, while the sum is 50.

The spelling of 481251744851 in words is "four hundred eighty-one billion, two hundred fifty-one million, seven hundred forty-four thousand, eight hundred fifty-one".