65140502374752 has 1296 divisors, whose sum is σ = 225227914148160. Its totient is φ = 16381158571008.

The previous prime is 65140502374643. The next prime is 65140502374781. The reversal of 65140502374752 is 25747320504156.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 65140502374695 and 65140502374704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 363913420999 + ... + 363913421177.

Almost surely, 2^{65140502374752} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65140502374752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112613957074080).

65140502374752 is an abundant number, since it is smaller than the sum of its proper divisors (160087411773408).

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

65140502374752 is a wasteful number, since it uses less digits than its factorization.

65140502374752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 51.

The spelling of 65140502374752 in words is "sixty-five trillion, one hundred forty billion, five hundred two million, three hundred seventy-four thousand, seven hundred fifty-two".