42111307764617 has 16 divisors (see below), whose sum is σ = 51850534952832. Its totient is φ = 33305187070080.

The previous prime is 42111307764541. The next prime is 42111307764641. The reversal of 42111307764617 is 71646770311124.

It is a cyclic number.

It is not a de Polignac number, because 42111307764617 - 2¹² = 42111307760521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42111307766617) 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, 94567223 + ... + 95011484.

It is an arithmetic number, because the mean of its divisors is an integer number (3240658434552).

Almost surely, 2^{42111307764617} is an apocalyptic number.

It is an amenable number.

42111307764617 is a deficient number, since it is larger than the sum of its proper divisors (9739227188215).

42111307764617 is a wasteful number, since it uses less digits than its factorization.

42111307764617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189581168.

The product of its (nonzero) digits is 1185408, while the sum is 50.

The spelling of 42111307764617 in words is "forty-two trillion, one hundred eleven billion, three hundred seven million, seven hundred sixty-four thousand, six hundred seventeen".