481786323481 has 4 divisors (see below), whose sum is σ = 482524128612. Its totient is φ = 481048518352.

The previous prime is 481786323467. The next prime is 481786323493. The reversal of 481786323481 is 184323687184.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 285412377600 + 196373945881 = 534240^2 + 443141^2 .

It is a cyclic number.

It is not a de Polignac number, because 481786323481 - 2¹⁷ = 481786192409 is a prime.

It is a super-2 number, since 2×481786323481² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481786327481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368901586 + ... + 368902891.

It is an arithmetic number, because the mean of its divisors is an integer number (120631032153).

Almost surely, 2^481786323481 is an apocalyptic number.

It is an amenable number.

481786323481 is a deficient number, since it is larger than the sum of its proper divisors (737805131).

481786323481 is an equidigital number, since it uses as much as digits as its factorization.

481786323481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737805130.

The product of its digits is 6193152, while the sum is 55.

The spelling of 481786323481 in words is "four hundred eighty-one billion, seven hundred eighty-six million, three hundred twenty-three thousand, four hundred eighty-one".