240152305140 has 96 divisors (see below), whose sum is σ = 815062389120. Its totient is φ = 58218739200.

The previous prime is 240152305139. The next prime is 240152305189. The reversal of 240152305140 is 41503251042.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 20208901 + ... + 20220780.

It is an arithmetic number, because the mean of its divisors is an integer number (8490233220).

Almost surely, 2^240152305140 is an apocalyptic number.

240152305140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240152305140 is an abundant number, since it is smaller than the sum of its proper divisors (574910083980).

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

240152305140 is a wasteful number, since it uses less digits than its factorization.

240152305140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40429710 (or 40429702 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 240152305140 its reverse (41503251042), we get a palindrome (281655556182).

The spelling of 240152305140 in words is "two hundred forty billion, one hundred fifty-two million, three hundred five thousand, one hundred forty".