66112342 has 4 divisors (see below), whose sum is σ = 99168516. Its totient is φ = 33056170.

The previous prime is 66112331. The next prime is 66112357. The reversal of 66112342 is 24321166.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16528084 + ... + 16528087.

It is an arithmetic number, because the mean of its divisors is an integer number (24792129).

Almost surely, 2^66112342 is an apocalyptic number.

66112342 is a deficient number, since it is larger than the sum of its proper divisors (33056174).

66112342 is a wasteful number, since it uses less digits than its factorization.

66112342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33056173.

The product of its digits is 1728, while the sum is 25.

The square root of 66112342 is about 8130.9496370350. The cubic root of 66112342 is about 404.3531655152.

The spelling of 66112342 in words is "sixty-six million, one hundred twelve thousand, three hundred forty-two".