5342866672391 has 2 divisors, whose sum is σ = 5342866672392. Its totient is φ = 5342866672390.

The previous prime is 5342866672361. The next prime is 5342866672487. The reversal of 5342866672391 is 1932766682435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5342866672391 - 2³⁰ = 5341792930567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5342866672361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2671433336195 + 2671433336196.

It is an arithmetic number, because the mean of its divisors is an integer number (2671433336196).

Almost surely, 2^{5342866672391} is an apocalyptic number.

5342866672391 is a deficient number, since it is larger than the sum of its proper divisors (1).

5342866672391 is an equidigital number, since it uses as much as digits as its factorization.

5342866672391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78382080, while the sum is 62.

The spelling of 5342866672391 in words is "five trillion, three hundred forty-two billion, eight hundred sixty-six million, six hundred seventy-two thousand, three hundred ninety-one".