481581973843 has 2 divisors, whose sum is σ = 481581973844. Its totient is φ = 481581973842.

The previous prime is 481581973823. The next prime is 481581973867. The reversal of 481581973843 is 348379185184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 481581973843 - 2¹³ = 481581965651 is a prime.

It is not a weakly prime, because it can be changed into another prime (481581973823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240790986921 + 240790986922.

It is an arithmetic number, because the mean of its divisors is an integer number (240790986922).

Almost surely, 2^481581973843 is an apocalyptic number.

481581973843 is a deficient number, since it is larger than the sum of its proper divisors (1).

481581973843 is an equidigital number, since it uses as much as digits as its factorization.

481581973843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23224320, while the sum is 61.

The spelling of 481581973843 in words is "four hundred eighty-one billion, five hundred eighty-one million, nine hundred seventy-three thousand, eight hundred forty-three".