42414141665117 has 2 divisors, whose sum is σ = 42414141665118. Its totient is φ = 42414141665116.

The previous prime is 42414141665101. The next prime is 42414141665143. The reversal of 42414141665117 is 71156614141424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36949608947161 + 5464532717956 = 6078619^2 + 2337634^2 .

It is a cyclic number.

It is not a de Polignac number, because 42414141665117 - 2⁴ = 42414141665101 is a prime.

It is a super-2 number, since 2×42414141665117² (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 (42414141665717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21207070832558 + 21207070832559.

It is an arithmetic number, because the mean of its divisors is an integer number (21207070832559).

Almost surely, 2^{42414141665117} is an apocalyptic number.

It is an amenable number.

42414141665117 is a deficient number, since it is larger than the sum of its proper divisors (1).

42414141665117 is an equidigital number, since it uses as much as digits as its factorization.

42414141665117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 47.

The spelling of 42414141665117 in words is "forty-two trillion, four hundred fourteen billion, one hundred forty-one million, six hundred sixty-five thousand, one hundred seventeen".