240115452052 has 72 divisors (see below), whose sum is σ = 517847337000. Its totient is φ = 96799481856.

The previous prime is 240115452037. The next prime is 240115452089. The reversal of 240115452052 is 250254511042.

It can be written as a sum of positive squares in 4 ways, for example, as 116298732676 + 123816719376 = 341026^2 + 351876^2 .

It is a super-2 number, since 2×240115452052² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6275074 + ... + 6313222.

It is an arithmetic number, because the mean of its divisors is an integer number (7192324125).

Almost surely, 2^240115452052 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 240115452052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258923668500).

240115452052 is an abundant number, since it is smaller than the sum of its proper divisors (277731884948).

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

240115452052 is a wasteful number, since it uses less digits than its factorization.

240115452052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40073 (or 40064 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 240115452052 its reverse (250254511042), we get a palindrome (490369963094).

The spelling of 240115452052 in words is "two hundred forty billion, one hundred fifteen million, four hundred fifty-two thousand, fifty-two".