65746704073 has 4 divisors (see below), whose sum is σ = 68605256448. Its totient is φ = 62888151700.

The previous prime is 65746703969. The next prime is 65746704137. The reversal of 65746704073 is 37040764756.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65746704073 - 2¹⁷ = 65746573001 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65746704173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1429276153 + ... + 1429276198.

It is an arithmetic number, because the mean of its divisors is an integer number (17151314112).

Almost surely, 2^65746704073 is an apocalyptic number.

It is an amenable number.

65746704073 is a deficient number, since it is larger than the sum of its proper divisors (2858552375).

65746704073 is a wasteful number, since it uses less digits than its factorization.

65746704073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858552374.

The product of its (nonzero) digits is 2963520, while the sum is 49.

The spelling of 65746704073 in words is "sixty-five billion, seven hundred forty-six million, seven hundred four thousand, seventy-three".