240540344420152 has 32 divisors (see below), whose sum is σ = 515554134796800. Its totient is φ = 103066611115104.

The previous prime is 240540344420083. The next prime is 240540344420161. The reversal of 240540344420152 is 251024443045042.

It is a super-3 number, since 3×240540344420152³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460318252 + ... + 460840507.

It is an arithmetic number, because the mean of its divisors is an integer number (16111066712400).

Almost surely, 2^{240540344420152} is an apocalyptic number.

It is an amenable number.

240540344420152 is an abundant number, since it is smaller than the sum of its proper divisors (275013790376648).

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

240540344420152 is a wasteful number, since it uses less digits than its factorization.

240540344420152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921163435 (or 921163431 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

Adding to 240540344420152 its reverse (251024443045042), we get a palindrome (491564787465194).

The spelling of 240540344420152 in words is "two hundred forty trillion, five hundred forty billion, three hundred forty-four million, four hundred twenty thousand, one hundred fifty-two".