66819482034 has 16 divisors (see below), whose sum is σ = 135633576288. Its totient is φ = 21940725312.

The previous prime is 66819482021. The next prime is 66819482063. The reversal of 66819482034 is 43028491866.

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 7 ways as a sum of consecutive naturals, for example, 83108407 + ... + 83109210.

It is an arithmetic number, because the mean of its divisors is an integer number (8477098518).

Almost surely, 2^66819482034 is an apocalyptic number.

66819482034 is an abundant number, since it is smaller than the sum of its proper divisors (68814094254).

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

66819482034 is a wasteful number, since it uses less digits than its factorization.

66819482034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166217689.

The product of its (nonzero) digits is 1990656, while the sum is 51.

The spelling of 66819482034 in words is "sixty-six billion, eight hundred nineteen million, four hundred eighty-two thousand, thirty-four".