66050742 has 8 divisors (see below), whose sum is σ = 132101496. Its totient is φ = 22016912.

The previous prime is 66050723. The next prime is 66050749. The reversal of 66050742 is 24705066.

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

66050742 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66050749) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5504223 + ... + 5504234.

It is an arithmetic number, because the mean of its divisors is an integer number (16512687).

Almost surely, 2^66050742 is an apocalyptic number.

66050742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66050742 is a wasteful number, since it uses less digits than its factorization.

66050742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11008462.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 66050742 is about 8127.1607588382. The cubic root of 66050742 is about 404.2275414926.

The spelling of 66050742 in words is "sixty-six million, fifty thousand, seven hundred forty-two".