66374703 has 6 divisors (see below), whose sum is σ = 95874584. Its totient is φ = 44249796.

The previous prime is 66374701. The next prime is 66374713. The reversal of 66374703 is 30747366.

It is not a de Polignac number, because 66374703 - 2¹ = 66374701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66374701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3687475 + ... + 3687492.

Almost surely, 2^66374703 is an apocalyptic number.

66374703 is a deficient number, since it is larger than the sum of its proper divisors (29499881).

66374703 is a wasteful number, since it uses less digits than its factorization.

66374703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7374973 (or 7374970 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 66374703 is about 8147.0671410023. The cubic root of 66374703 is about 404.8873394913.

The spelling of 66374703 in words is "sixty-six million, three hundred seventy-four thousand, seven hundred three".