240342501531155 has 48 divisors (see below), whose sum is σ = 322595073826560. Its totient is φ = 171388434009600.

The previous prime is 240342501531113. The next prime is 240342501531173. The reversal of 240342501531155 is 551135105243042.

It is not a de Polignac number, because 240342501531155 - 2¹² = 240342501527059 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, 91252370 + ... + 93849240.

It is an arithmetic number, because the mean of its divisors is an integer number (6720730704720).

Almost surely, 2^{240342501531155} is an apocalyptic number.

240342501531155 is a deficient number, since it is larger than the sum of its proper divisors (82252572295405).

240342501531155 is a wasteful number, since it uses less digits than its factorization.

240342501531155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600300 (or 2600283 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 41.

Adding to 240342501531155 its reverse (551135105243042), we get a palindrome (791477606774197).

The spelling of 240342501531155 in words is "two hundred forty trillion, three hundred forty-two billion, five hundred one million, five hundred thirty-one thousand, one hundred fifty-five".