240515316140 has 48 divisors (see below), whose sum is σ = 552476121120. Its totient is φ = 87225607680.

The previous prime is 240515316137. The next prime is 240515316179. The reversal of 240515316140 is 41613515042.

It is a junction number, because it is equal to n+sod(n) for n = 240515316097 and 240515316106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1383425 + ... + 1547544.

It is an arithmetic number, because the mean of its divisors is an integer number (11509919190).

Almost surely, 2^240515316140 is an apocalyptic number.

240515316140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240515316140 is an abundant number, since it is smaller than the sum of its proper divisors (311960804980).

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

240515316140 is a wasteful number, since it uses less digits than its factorization.

240515316140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931362 (or 2931360 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

It can be divided in two parts, 240515 and 316140, that added together give a palindrome (556655).

The spelling of 240515316140 in words is "two hundred forty billion, five hundred fifteen million, three hundred sixteen thousand, one hundred forty".