65173248736 has 12 divisors (see below), whose sum is σ = 128309833512. Its totient is φ = 32586624352.

The previous prime is 65173248731. The next prime is 65173248739. The reversal of 65173248736 is 63784237156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65173248731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1018331980 + ... + 1018332043.

It is an arithmetic number, because the mean of its divisors is an integer number (10692486126).

Almost surely, 2^65173248736 is an apocalyptic number.

It is an amenable number.

65173248736 is a deficient number, since it is larger than the sum of its proper divisors (63136584776).

65173248736 is a wasteful number, since it uses less digits than its factorization.

65173248736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036664033 (or 2036664025 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 52.

The spelling of 65173248736 in words is "sixty-five billion, one hundred seventy-three million, two hundred forty-eight thousand, seven hundred thirty-six".