66734037332 has 48 divisors (see below), whose sum is σ = 124752432000. Its totient is φ = 31166847360.

The previous prime is 66734037301. The next prime is 66734037341. The reversal of 66734037332 is 23373043766.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 737294 + ... + 822842.

It is an arithmetic number, because the mean of its divisors is an integer number (2599009000).

Almost surely, 2^66734037332 is an apocalyptic number.

It is an amenable number.

66734037332 is a deficient number, since it is larger than the sum of its proper divisors (58018394668).

66734037332 is a wasteful number, since it uses less digits than its factorization.

66734037332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85776 (or 85774 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 44.

The spelling of 66734037332 in words is "sixty-six billion, seven hundred thirty-four million, thirty-seven thousand, three hundred thirty-two".