65240004256 has 96 divisors (see below), whose sum is σ = 152920172160. Its totient is φ = 26815488000.

The previous prime is 65240004191. The next prime is 65240004299.

65240004256 is nontrivially palindromic in base 10.

65240004256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×65240004256² (a number of 22 digits) contains 22 as substring.

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, 481656 + ... + 602056.

It is an arithmetic number, because the mean of its divisors is an integer number (1592918460).

Almost surely, 2^65240004256 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 65240004256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76460086080).

65240004256 is an abundant number, since it is smaller than the sum of its proper divisors (87680167904).

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

65240004256 is a wasteful number, since it uses less digits than its factorization.

65240004256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120518 (or 120510 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

It can be divided in two parts, 6524000 and 4256, that added together give a palindrome (6528256).

The spelling of 65240004256 in words is "sixty-five billion, two hundred forty million, four thousand, two hundred fifty-six".