441019856148451 has 2 divisors, whose sum is σ = 441019856148452. Its totient is φ = 441019856148450.

The previous prime is 441019856148437. The next prime is 441019856148511. The reversal of 441019856148451 is 154841658910144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 441019856148451 - 2³¹ = 441017708664803 is a prime.

It is a super-3 number, since 3×441019856148451³ (a number of 45 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 441019856148451.

It is not a weakly prime, because it can be changed into another prime (441019856148551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220509928074225 + 220509928074226.

It is an arithmetic number, because the mean of its divisors is an integer number (220509928074226).

Almost surely, 2^{441019856148451} is an apocalyptic number.

441019856148451 is a deficient number, since it is larger than the sum of its proper divisors (1).

441019856148451 is an equidigital number, since it uses as much as digits as its factorization.

441019856148451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22118400, while the sum is 61.

The spelling of 441019856148451 in words is "four hundred forty-one trillion, nineteen billion, eight hundred fifty-six million, one hundred forty-eight thousand, four hundred fifty-one".