34354242651666 has 96 divisors (see below), whose sum is σ = 81334302311808. Its totient is φ = 9475957370880.

The previous prime is 34354242651623. The next prime is 34354242651713. The reversal of 34354242651666 is 66615624245343.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 341195506 + ... + 341296178.

It is an arithmetic number, because the mean of its divisors is an integer number (847232315748).

Almost surely, 2^{34354242651666} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34354242651666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40667151155904).

34354242651666 is an abundant number, since it is smaller than the sum of its proper divisors (46980059660142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34354242651666 is a wasteful number, since it uses less digits than its factorization.

34354242651666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110404 (or 110375 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 57.

The spelling of 34354242651666 in words is "thirty-four trillion, three hundred fifty-four billion, two hundred forty-two million, six hundred fifty-one thousand, six hundred sixty-six".