66307607303 has 16 divisors (see below), whose sum is σ = 75941995584. Its totient is φ = 56713789440.

The previous prime is 66307607269. The next prime is 66307607323. The reversal of 66307607303 is 30370670366.

It is not a de Polignac number, because 66307607303 - 2⁶ = 66307607239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66307607323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14928563 + ... + 14933003.

It is an arithmetic number, because the mean of its divisors is an integer number (4746374724).

Almost surely, 2^66307607303 is an apocalyptic number.

66307607303 is a deficient number, since it is larger than the sum of its proper divisors (9634388281).

66307607303 is a wasteful number, since it uses less digits than its factorization.

66307607303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8522.

The product of its (nonzero) digits is 285768, while the sum is 41.

The spelling of 66307607303 in words is "sixty-six billion, three hundred seven million, six hundred seven thousand, three hundred three".