240443442343121 has 8 divisors (see below), whose sum is σ = 253474435204320. Its totient is φ = 227450056966272.

The previous prime is 240443442343063. The next prime is 240443442343127. The reversal of 240443442343121 is 121343244344042.

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

It is a cyclic number.

It is not a de Polignac number, because 240443442343121 - 2²² = 240443438148817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240443442343127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9401857955 + ... + 9401883528.

It is an arithmetic number, because the mean of its divisors is an integer number (31684304400540).

Almost surely, 2^{240443442343121} is an apocalyptic number.

It is an amenable number.

240443442343121 is a deficient number, since it is larger than the sum of its proper divisors (13030992861199).

240443442343121 is a wasteful number, since it uses less digits than its factorization.

240443442343121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18803742175.

The product of its (nonzero) digits is 884736, while the sum is 41.

Adding to 240443442343121 its reverse (121343244344042), we get a palindrome (361786686687163).

The spelling of 240443442343121 in words is "two hundred forty trillion, four hundred forty-three billion, four hundred forty-two million, three hundred forty-three thousand, one hundred twenty-one".