5166720670567 has 2 divisors, whose sum is σ = 5166720670568. Its totient is φ = 5166720670566.

The previous prime is 5166720670487. The next prime is 5166720670583. The reversal of 5166720670567 is 7650760276615.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5166720670567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5166720673567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583360335283 + 2583360335284.

It is an arithmetic number, because the mean of its divisors is an integer number (2583360335284).

Almost surely, 2^{5166720670567} is an apocalyptic number.

5166720670567 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166720670567 is an equidigital number, since it uses as much as digits as its factorization.

5166720670567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22226400, while the sum is 58.

The spelling of 5166720670567 in words is "five trillion, one hundred sixty-six billion, seven hundred twenty million, six hundred seventy thousand, five hundred sixty-seven".