66734923022 has 16 divisors (see below), whose sum is σ = 103424830080. Its totient is φ = 32275047672.

The previous prime is 66734923001. The next prime is 66734923033. The reversal of 66734923022 is 22032943766.

It is a super-2 number, since 2×66734923022² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3758072 + ... + 3775787.

It is an arithmetic number, because the mean of its divisors is an integer number (6464051880).

Almost surely, 2^66734923022 is an apocalyptic number.

66734923022 is a deficient number, since it is larger than the sum of its proper divisors (36689907058).

66734923022 is a wasteful number, since it uses less digits than its factorization.

66734923022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7534007.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 66734923022 in words is "sixty-six billion, seven hundred thirty-four million, nine hundred twenty-three thousand, twenty-two".