240553124511252 has 96 divisors (see below), whose sum is σ = 656580650880000. Its totient is φ = 67111915191552.

The previous prime is 240553124511251. The next prime is 240553124511263. The reversal of 240553124511252 is 252115421355042.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240553124511251) 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, 3121624 + ... + 22155152.

It is an arithmetic number, because the mean of its divisors is an integer number (6839381780000).

Almost surely, 2^{240553124511252} 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 240553124511252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328290325440000).

240553124511252 is an abundant number, since it is smaller than the sum of its proper divisors (416027526368748).

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

240553124511252 is a wasteful number, since it uses less digits than its factorization.

240553124511252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19037085 (or 19037083 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 42.

Adding to 240553124511252 its reverse (252115421355042), we get a palindrome (492668545866294).

The spelling of 240553124511252 in words is "two hundred forty trillion, five hundred fifty-three billion, one hundred twenty-four million, five hundred eleven thousand, two hundred fifty-two".