65893730806 has 48 divisors (see below), whose sum is σ = 105118851600. Its totient is φ = 30941630720.

The previous prime is 65893730801. The next prime is 65893730807. The reversal of 65893730806 is 60803739856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65893730801) 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, 40850856 + ... + 40852468.

It is an arithmetic number, because the mean of its divisors is an integer number (2189976075).

Almost surely, 2^65893730806 is an apocalyptic number.

65893730806 is a deficient number, since it is larger than the sum of its proper divisors (39225120794).

65893730806 is a wasteful number, since it uses less digits than its factorization.

65893730806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145 (or 2104 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 65893730806 in words is "sixty-five billion, eight hundred ninety-three million, seven hundred thirty thousand, eight hundred six".