42117173711 has 16 divisors (see below), whose sum is σ = 43123968000. Its totient is φ = 41123114208.

The previous prime is 42117173687. The next prime is 42117173729. The reversal of 42117173711 is 11737171124.

42117173711 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42117173711 - 2⁶ = 42117173647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42117173911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3580706 + ... + 3592448.

It is an arithmetic number, because the mean of its divisors is an integer number (2695248000).

Almost surely, 2^42117173711 is an apocalyptic number.

42117173711 is a deficient number, since it is larger than the sum of its proper divisors (1006794289).

42117173711 is a wasteful number, since it uses less digits than its factorization.

42117173711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12278.

The product of its digits is 8232, while the sum is 35.

The spelling of 42117173711 in words is "forty-two billion, one hundred seventeen million, one hundred seventy-three thousand, seven hundred eleven".