66653014 has 4 divisors (see below), whose sum is σ = 99979524. Its totient is φ = 33326506.

The previous prime is 66652997. The next prime is 66653063. The reversal of 66653014 is 41035666.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 16663252 + ... + 16663255.

It is an arithmetic number, because the mean of its divisors is an integer number (24994881).

Almost surely, 2^66653014 is an apocalyptic number.

66653014 is a deficient number, since it is larger than the sum of its proper divisors (33326510).

66653014 is a wasteful number, since it uses less digits than its factorization.

66653014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33326509.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 66653014 is about 8164.1297147951. The cubic root of 66653014 is about 405.4524517230.

The spelling of 66653014 in words is "sixty-six million, six hundred fifty-three thousand, fourteen".