240415060256 has 432 divisors, whose sum is σ = 627632748288. Its totient is φ = 88441528320.

The previous prime is 240415060241. The next prime is 240415060271. The reversal of 240415060256 is 652060514042.

It is an interprime number because it is at equal distance from previous prime (240415060241) and next prime (240415060271).

It is a super-2 number, since 2×240415060256² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3941230466 + ... + 3941230526.

It is an arithmetic number, because the mean of its divisors is an integer number (1452853584).

Almost surely, 2^240415060256 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 240415060256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313816374144).

240415060256 is an abundant number, since it is smaller than the sum of its proper divisors (387217688032).

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

240415060256 is a wasteful number, since it uses less digits than its factorization.

240415060256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 240415060256 its reverse (652060514042), we get a palindrome (892475574298).

The spelling of 240415060256 in words is "two hundred forty billion, four hundred fifteen million, sixty thousand, two hundred fifty-six".