3915342824873 has 2 divisors, whose sum is σ = 3915342824874. Its totient is φ = 3915342824872.

The previous prime is 3915342824779. The next prime is 3915342824891. The reversal of 3915342824873 is 3784282435193.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3708601647529 + 206741177344 = 1925773^2 + 454688^2 .

It is a cyclic number.

It is not a de Polignac number, because 3915342824873 - 2²² = 3915338630569 is a prime.

It is a super-2 number, since 2×3915342824873² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3915342824273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1957671412436 + 1957671412437.

It is an arithmetic number, because the mean of its divisors is an integer number (1957671412437).

Almost surely, 2^{3915342824873} is an apocalyptic number.

It is an amenable number.

3915342824873 is a deficient number, since it is larger than the sum of its proper divisors (1).

3915342824873 is an equidigital number, since it uses as much as digits as its factorization.

3915342824873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34836480, while the sum is 59.

The spelling of 3915342824873 in words is "three trillion, nine hundred fifteen billion, three hundred forty-two million, eight hundred twenty-four thousand, eight hundred seventy-three".