5116468451721 has 16 divisors (see below), whose sum is σ = 7444550004480. Its totient is φ = 3099884106320.

The previous prime is 5116468451707. The next prime is 5116468451723. The reversal of 5116468451721 is 1271548646115.

It is a cyclic number.

It is not a de Polignac number, because 5116468451721 - 2¹⁸ = 5116468189577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5116468451723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25043331 + ... + 25246808.

It is an arithmetic number, because the mean of its divisors is an integer number (465284375280).

Almost surely, 2^{5116468451721} is an apocalyptic number.

It is an amenable number.

5116468451721 is a deficient number, since it is larger than the sum of its proper divisors (2328081552759).

5116468451721 is a wasteful number, since it uses less digits than its factorization.

5116468451721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50293236.

The product of its digits is 1612800, while the sum is 51.

The spelling of 5116468451721 in words is "five trillion, one hundred sixteen billion, four hundred sixty-eight million, four hundred fifty-one thousand, seven hundred twenty-one".