65897134228 has 24 divisors (see below), whose sum is σ = 115625805120. Its totient is φ = 32861250240.

The previous prime is 65897134207. The next prime is 65897134249. The reversal of 65897134228 is 82243179856.

It is an interprime number because it is at equal distance from previous prime (65897134207) and next prime (65897134249).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5790528 + ... + 5801896.

It is an arithmetic number, because the mean of its divisors is an integer number (4817741880).

Almost surely, 2^65897134228 is an apocalyptic number.

It is an amenable number.

65897134228 is a deficient number, since it is larger than the sum of its proper divisors (49728670892).

65897134228 is a wasteful number, since it uses less digits than its factorization.

65897134228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15087 (or 15085 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 55.

The spelling of 65897134228 in words is "sixty-five billion, eight hundred ninety-seven million, one hundred thirty-four thousand, two hundred twenty-eight".