66268753003 has 8 divisors (see below), whose sum is σ = 66517550576. Its totient is φ = 66020248800.

The previous prime is 66268752983. The next prime is 66268753007. The reversal of 66268753003 is 30035786266.

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 66268753003 - 2⁹ = 66268752491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66268753007) 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, 384625 + ... + 529597.

It is an arithmetic number, because the mean of its divisors is an integer number (8314693822).

Almost surely, 2^66268753003 is an apocalyptic number.

66268753003 is a deficient number, since it is larger than the sum of its proper divisors (248797573).

66268753003 is a wasteful number, since it uses less digits than its factorization.

66268753003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146685.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 66268753003 in words is "sixty-six billion, two hundred sixty-eight million, seven hundred fifty-three thousand, three".