65140761323352 has 64 divisors (see below), whose sum is σ = 191322515784960. Its totient is φ = 18221191977600.

The previous prime is 65140761323327. The next prime is 65140761323371. The reversal of 65140761323352 is 25332316704156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9490200724 + ... + 9490207587.

It is an arithmetic number, because the mean of its divisors is an integer number (2989414309140).

Almost surely, 2^{65140761323352} is an apocalyptic number.

It is an amenable number.

65140761323352 is an abundant number, since it is smaller than the sum of its proper divisors (126181754461608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65140761323352 is a wasteful number, since it uses less digits than its factorization.

65140761323352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18980408344 (or 18980408340 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 48.

The spelling of 65140761323352 in words is "sixty-five trillion, one hundred forty billion, seven hundred sixty-one million, three hundred twenty-three thousand, three hundred fifty-two".