64485965003 has 24 divisors (see below), whose sum is σ = 70720598592. Its totient is φ = 58744479744.

The previous prime is 64485964999. The next prime is 64485965009. The reversal of 64485965003 is 30056958446.

It is not a de Polignac number, because 64485965003 - 2² = 64485964999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64485965009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2048126 + ... + 2079372.

It is an arithmetic number, because the mean of its divisors is an integer number (2946691608).

Almost surely, 2^64485965003 is an apocalyptic number.

64485965003 is a deficient number, since it is larger than the sum of its proper divisors (6234633589).

64485965003 is a wasteful number, since it uses less digits than its factorization.

64485965003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31511 (or 31494 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 64485965003 in words is "sixty-four billion, four hundred eighty-five million, nine hundred sixty-five thousand, three".