5166720670501 has 16 divisors (see below), whose sum is σ = 5569992400896. Its totient is φ = 4764283024896.

The previous prime is 5166720670487. The next prime is 5166720670567. The reversal of 5166720670501 is 1050760276615.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5166720670501 - 2¹⁷ = 5166720539429 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 (5166720770501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203859036 + ... + 203884378.

It is an arithmetic number, because the mean of its divisors is an integer number (348124525056).

Almost surely, 2^{5166720670501} is an apocalyptic number.

It is an amenable number.

5166720670501 is a deficient number, since it is larger than the sum of its proper divisors (403271730395).

5166720670501 is a wasteful number, since it uses less digits than its factorization.

5166720670501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41172.

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 5166720670501 in words is "five trillion, one hundred sixty-six billion, seven hundred twenty million, six hundred seventy thousand, five hundred one".