66113267 has 8 divisors (see below), whose sum is σ = 72798912. Its totient is φ = 59540200.

The previous prime is 66113261. The next prime is 66113269. The reversal of 66113267 is 76231166.

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

It is a cyclic number.

It is not a de Polignac number, because 66113267 - 2⁴ = 66113251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66113261) by changing a digit.

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, 26909 + ... + 29262.

It is an arithmetic number, because the mean of its divisors is an integer number (9099864).

Almost surely, 2^66113267 is an apocalyptic number.

66113267 is a deficient number, since it is larger than the sum of its proper divisors (6685645).

66113267 is a wasteful number, since it uses less digits than its factorization.

66113267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56289.

The product of its digits is 9072, while the sum is 32.

The square root of 66113267 is about 8131.0065182608. The cubic root of 66113267 is about 404.3550513201.

The spelling of 66113267 in words is "sixty-six million, one hundred thirteen thousand, two hundred sixty-seven".