240252111343538 has 8 divisors (see below), whose sum is σ = 411860762303232. Its totient is φ = 102965190575796.

The previous prime is 240252111343537. The next prime is 240252111343583. The reversal of 240252111343538 is 835343111252042.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (240252111343537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8580432547970 + ... + 8580432547997.

It is an arithmetic number, because the mean of its divisors is an integer number (51482595287904).

Almost surely, 2^{240252111343538} is an apocalyptic number.

240252111343538 is a deficient number, since it is larger than the sum of its proper divisors (171608650959694).

240252111343538 is a wasteful number, since it uses less digits than its factorization.

240252111343538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17160865095976.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 240252111343538 in words is "two hundred forty trillion, two hundred fifty-two billion, one hundred eleven million, three hundred forty-three thousand, five hundred thirty-eight".