481684869397 has 2 divisors, whose sum is σ = 481684869398. Its totient is φ = 481684869396.

The previous prime is 481684869359. The next prime is 481684869451. The reversal of 481684869397 is 793968486184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272644799716 + 209040069681 = 522154^2 + 457209^2 .

It is a cyclic number.

It is not a de Polignac number, because 481684869397 - 2¹⁵ = 481684836629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481688869397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240842434698 + 240842434699.

It is an arithmetic number, because the mean of its divisors is an integer number (240842434699).

Almost surely, 2^481684869397 is an apocalyptic number.

It is an amenable number.

481684869397 is a deficient number, since it is larger than the sum of its proper divisors (1).

481684869397 is an equidigital number, since it uses as much as digits as its factorization.

481684869397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 501645312, while the sum is 73.

The spelling of 481684869397 in words is "four hundred eighty-one billion, six hundred eighty-four million, eight hundred sixty-nine thousand, three hundred ninety-seven".