66734074074 has 16 divisors (see below), whose sum is σ = 133470681408. Its totient is φ = 22244269152.

The previous prime is 66734074061. The next prime is 66734074081. The reversal of 66734074074 is 47047043766.

66734074074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

66734074074 is a modest number, since divided by 74074 gives 66734 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552294 + ... + 662190.

It is an arithmetic number, because the mean of its divisors is an integer number (8341917588).

Almost surely, 2^66734074074 is an apocalyptic number.

66734074074 is an abundant number, since it is smaller than the sum of its proper divisors (66736607334).

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

66734074074 is a wasteful number, since it uses less digits than its factorization.

66734074074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211109.

The product of its (nonzero) digits is 2370816, while the sum is 48.

The spelling of 66734074074 in words is "sixty-six billion, seven hundred thirty-four million, seventy-four thousand, seventy-four".