240252140211225 has 48 divisors (see below), whose sum is σ = 414492039561600. Its totient is φ = 122561970910720.

The previous prime is 240252140211217. The next prime is 240252140211253. The reversal of 240252140211225 is 522112041252042.

It is a happy number.

It is not a de Polignac number, because 240252140211225 - 2³ = 240252140211217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 154630531 + ... + 156176519.

It is an arithmetic number, because the mean of its divisors is an integer number (8635250824200).

Almost surely, 2^{240252140211225} is an apocalyptic number.

240252140211225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240252140211225 is a deficient number, since it is larger than the sum of its proper divisors (174239899350375).

240252140211225 is a wasteful number, since it uses less digits than its factorization.

240252140211225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636114 (or 1636109 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 240252140211225 its reverse (522112041252042), we get a palindrome (762364181463267).

The spelling of 240252140211225 in words is "two hundred forty trillion, two hundred fifty-two billion, one hundred forty million, two hundred eleven thousand, two hundred twenty-five".