66622032042 has 16 divisors (see below), whose sum is σ = 133718245632. Its totient is φ = 22128313760.

The previous prime is 66622032011. The next prime is 66622032067. The reversal of 66622032042 is 24023022666.

It is a junction number, because it is equal to n+sod(n) for n = 66622031994 and 66622032012.

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, 19755738 + ... + 19759109.

It is an arithmetic number, because the mean of its divisors is an integer number (8357390352).

Almost surely, 2^66622032042 is an apocalyptic number.

66622032042 is an abundant number, since it is smaller than the sum of its proper divisors (67096213590).

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

66622032042 is a wasteful number, since it uses less digits than its factorization.

66622032042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39515133.

The product of its (nonzero) digits is 41472, while the sum is 33.

The spelling of 66622032042 in words is "sixty-six billion, six hundred twenty-two million, thirty-two thousand, forty-two".