66483702603 has 24 divisors (see below), whose sum is σ = 97688900400. Its totient is φ = 43558202304.

The previous prime is 66483702587. The next prime is 66483702611. The reversal of 66483702603 is 30620738466.

66483702603 is a `hidden beast` number, since 6 + 6 + 4 + 8 + 37 + 0 + 2 + 603 = 666.

It is not a de Polignac number, because 66483702603 - 2⁴ = 66483702587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66483704603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1952601 + ... + 1986357.

It is an arithmetic number, because the mean of its divisors is an integer number (4070370850).

Almost surely, 2^66483702603 is an apocalyptic number.

66483702603 is a deficient number, since it is larger than the sum of its proper divisors (31205197797).

66483702603 is a wasteful number, since it uses less digits than its factorization.

66483702603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37531 (or 37528 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 66483702603 in words is "sixty-six billion, four hundred eighty-three million, seven hundred two thousand, six hundred three".