42517567315037 has 2 divisors, whose sum is σ = 42517567315038. Its totient is φ = 42517567315036.

The previous prime is 42517567315001. The next prime is 42517567315057. The reversal of 42517567315037 is 73051376571524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30572705089081 + 11944862225956 = 5529259^2 + 3456134^2 .

It is a cyclic number.

It is not a de Polignac number, because 42517567315037 - 2²⁴ = 42517550537821 is a prime.

It is a super-2 number, since 2×42517567315037² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42517567315057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21258783657518 + 21258783657519.

It is an arithmetic number, because the mean of its divisors is an integer number (21258783657519).

Almost surely, 2^{42517567315037} is an apocalyptic number.

It is an amenable number.

42517567315037 is a deficient number, since it is larger than the sum of its proper divisors (1).

42517567315037 is an equidigital number, since it uses as much as digits as its factorization.

42517567315037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18522000, while the sum is 56.

The spelling of 42517567315037 in words is "forty-two trillion, five hundred seventeen billion, five hundred sixty-seven million, three hundred fifteen thousand, thirty-seven".