66262446242 has 8 divisors (see below), whose sum is σ = 99397981632. Its totient is φ = 33129785700.

The previous prime is 66262446227. The next prime is 66262446251. The reversal of 66262446242 is 24264426266.

It is a happy number.

66262446242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 66262446193 and 66262446202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660134 + ... + 753857.

It is an arithmetic number, because the mean of its divisors is an integer number (12424747704).

Almost surely, 2^66262446242 is an apocalyptic number.

66262446242 is a deficient number, since it is larger than the sum of its proper divisors (33135535390).

66262446242 is a wasteful number, since it uses less digits than its factorization.

66262446242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437424.

The product of its digits is 1327104, while the sum is 44.

The spelling of 66262446242 in words is "sixty-six billion, two hundred sixty-two million, four hundred forty-six thousand, two hundred forty-two".