66364053 has 8 divisors (see below), whose sum is σ = 101126208. Its totient is φ = 37922304.

The previous prime is 66364049. The next prime is 66364063. The reversal of 66364053 is 35046366.

It is a happy number.

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

It is not a de Polignac number, because 66364053 - 2² = 66364049 is a prime.

It is a Smith number, since the sum of its digits (33) 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 not an unprimeable number, because it can be changed into a prime (66364043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580076 + ... + 1580117.

It is an arithmetic number, because the mean of its divisors is an integer number (12640776).

Almost surely, 2^66364053 is an apocalyptic number.

It is an amenable number.

66364053 is a deficient number, since it is larger than the sum of its proper divisors (34762155).

66364053 is a wasteful number, since it uses less digits than its factorization.

66364053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3160203.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 66364053 is about 8146.4135053409. The cubic root of 66364053 is about 404.8656832447.

The spelling of 66364053 in words is "sixty-six million, three hundred sixty-four thousand, fifty-three".