240551205243234 has 16 divisors (see below), whose sum is σ = 483983263245888. Its totient is φ = 79703592954512.

The previous prime is 240551205243191. The next prime is 240551205243253. The reversal of 240551205243234 is 432342502155042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120035530557 + ... + 120035532560.

It is an arithmetic number, because the mean of its divisors is an integer number (30248953952868).

Almost surely, 2^{240551205243234} is an apocalyptic number.

240551205243234 is an abundant number, since it is smaller than the sum of its proper divisors (243432058002654).

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

240551205243234 is a wasteful number, since it uses less digits than its factorization.

240551205243234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240071063289.

The product of its (nonzero) digits is 1152000, while the sum is 42.

Adding to 240551205243234 its reverse (432342502155042), we get a palindrome (672893707398276).

The spelling of 240551205243234 in words is "two hundred forty trillion, five hundred fifty-one billion, two hundred five million, two hundred forty-three thousand, two hundred thirty-four".