240520655232 has 256 divisors, whose sum is σ = 833974848000. Its totient is φ = 67278366720.

The previous prime is 240520655189. The next prime is 240520655233. The reversal of 240520655232 is 232556025042.

240520655232 is a `hidden beast` number, since 2 + 40 + 520 + 65 + 5 + 2 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240520655233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250869 + ... + 737547.

It is an arithmetic number, because the mean of its divisors is an integer number (3257714250).

Almost surely, 2^240520655232 is an apocalyptic number.

240520655232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240520655232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416987424000).

240520655232 is an abundant number, since it is smaller than the sum of its proper divisors (593454192768).

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

240520655232 is a wasteful number, since it uses less digits than its factorization.

240520655232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486726 (or 486708 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 240520655232 in words is "two hundred forty billion, five hundred twenty million, six hundred fifty-five thousand, two hundred thirty-two".