65758473212 has 12 divisors (see below), whose sum is σ = 115103271696. Its totient is φ = 32871824160.

The previous prime is 65758473191. The next prime is 65758473229. The reversal of 65758473212 is 21237485756.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833128 + ... + 1868655.

It is an arithmetic number, because the mean of its divisors is an integer number (9591939308).

Almost surely, 2^65758473212 is an apocalyptic number.

It is an amenable number.

65758473212 is a deficient number, since it is larger than the sum of its proper divisors (49344798484).

65758473212 is a wasteful number, since it uses less digits than its factorization.

65758473212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3706228 (or 3706226 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 50.

The spelling of 65758473212 in words is "sixty-five billion, seven hundred fifty-eight million, four hundred seventy-three thousand, two hundred twelve".