240543241452011 has 4 divisors (see below), whose sum is σ = 246137270323032. Its totient is φ = 234949212580992.

The previous prime is 240543241451971. The next prime is 240543241452029. The reversal of 240543241452011 is 110254142345042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240543241452011 is a prime.

It is a super-2 number, since 2×240543241452011² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240543241452211) 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, 2797014435446 + ... + 2797014435531.

It is an arithmetic number, because the mean of its divisors is an integer number (61534317580758).

Almost surely, 2^{240543241452011} is an apocalyptic number.

240543241452011 is a deficient number, since it is larger than the sum of its proper divisors (5594028871021).

240543241452011 is an equidigital number, since it uses as much as digits as its factorization.

240543241452011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5594028871020.

The product of its (nonzero) digits is 153600, while the sum is 38.

Adding to 240543241452011 its reverse (110254142345042), we get a palindrome (350797383797053).

The spelling of 240543241452011 in words is "two hundred forty trillion, five hundred forty-three billion, two hundred forty-one million, four hundred fifty-two thousand, eleven".