481321532864527 has 4 divisors (see below), whose sum is σ = 481322359734496. Its totient is φ = 481320705994560.

The previous prime is 481321532864521. The next prime is 481321532864569. The reversal of 481321532864527 is 725468235123184.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481321532864527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481321532864521) 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, 412561218 + ... + 413726239.

It is an arithmetic number, because the mean of its divisors is an integer number (120330589933624).

Almost surely, 2^{481321532864527} is an apocalyptic number.

481321532864527 is a deficient number, since it is larger than the sum of its proper divisors (826869969).

481321532864527 is an equidigital number, since it uses as much as digits as its factorization.

481321532864527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826869968.

The product of its digits is 77414400, while the sum is 61.

The spelling of 481321532864527 in words is "four hundred eighty-one trillion, three hundred twenty-one billion, five hundred thirty-two million, eight hundred sixty-four thousand, five hundred twenty-seven".