5065721376481 has 4 divisors (see below), whose sum is σ = 5065864483072. Its totient is φ = 5065578269892.

The previous prime is 5065721376451. The next prime is 5065721376487. The reversal of 5065721376481 is 1846731275605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5065721376481 - 2⁹ = 5065721375969 is a prime.

It is a super-2 number, since 2×5065721376481² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5065721376487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71500185 + ... + 71570998.

It is an arithmetic number, because the mean of its divisors is an integer number (1266466120768).

Almost surely, 2^{5065721376481} is an apocalyptic number.

It is an amenable number.

5065721376481 is a deficient number, since it is larger than the sum of its proper divisors (143106591).

5065721376481 is a wasteful number, since it uses less digits than its factorization.

5065721376481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143106590.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 5065721376481 in words is "five trillion, sixty-five billion, seven hundred twenty-one million, three hundred seventy-six thousand, four hundred eighty-one".