66365097 has 8 divisors (see below), whose sum is σ = 92334144. Its totient is φ = 42319728.

The previous prime is 66365053. The next prime is 66365113. The reversal of 66365097 is 79056366.

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

It is not a de Polignac number, because 66365097 - 2⁸ = 66364841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66365027) 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, 480838 + ... + 480975.

It is an arithmetic number, because the mean of its divisors is an integer number (11541768).

Almost surely, 2^66365097 is an apocalyptic number.

It is an amenable number.

66365097 is a deficient number, since it is larger than the sum of its proper divisors (25969047).

66365097 is a wasteful number, since it uses less digits than its factorization.

66365097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961839.

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 66365097 is about 8146.4775823665. The cubic root of 66365097 is about 404.8678062693.

The spelling of 66365097 in words is "sixty-six million, three hundred sixty-five thousand, ninety-seven".