82374543015013 has 2 divisors, whose sum is σ = 82374543015014. Its totient is φ = 82374543015012.

The previous prime is 82374543014963. The next prime is 82374543015043. The reversal of 82374543015013 is 31051034547328.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42879879282529 + 39494663732484 = 6548273^2 + 6284478^2 .

It is a cyclic number.

It is not a de Polignac number, because 82374543015013 - 2⁴⁵ = 47190170926181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82374543015043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41187271507506 + 41187271507507.

It is an arithmetic number, because the mean of its divisors is an integer number (41187271507507).

Almost surely, 2^{82374543015013} is an apocalyptic number.

It is an amenable number.

82374543015013 is a deficient number, since it is larger than the sum of its proper divisors (1).

82374543015013 is an equidigital number, since it uses as much as digits as its factorization.

82374543015013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 82374543015013 in words is "eighty-two trillion, three hundred seventy-four billion, five hundred forty-three million, fifteen thousand, thirteen".