74113042068 has 60 divisors (see below), whose sum is σ = 208649692020. Its totient is φ = 22804011648.

The previous prime is 74113042063. The next prime is 74113042079. The reversal of 74113042068 is 86024031147.

74113042068 is a `hidden beast` number, since 7 + 41 + 130 + 420 + 68 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20704907664 + 53408134404 = 143892^2 + 231102^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74113042063) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8793633 + ... + 8802056.

It is an arithmetic number, because the mean of its divisors is an integer number (3477494867).

Almost surely, 2^74113042068 is an apocalyptic number.

74113042068 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

74113042068 is an abundant number, since it is smaller than the sum of its proper divisors (134536649952).

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

74113042068 is a wasteful number, since it uses less digits than its factorization.

74113042068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17595718 (or 17595707 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 74113042068 in words is "seventy-four billion, one hundred thirteen million, forty-two thousand, sixty-eight".