240421514345441 has 32 divisors (see below), whose sum is σ = 302699602775808. Its totient is φ = 187764791005440.

The previous prime is 240421514345393. The next prime is 240421514345497. The reversal of 240421514345441 is 144543415124042.

It is not a de Polignac number, because 240421514345441 - 2¹⁸ = 240421514083297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240421514345392 and 240421514345401.

It is not an unprimeable number, because it can be changed into a prime (240421514345741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 987698126 + ... + 987941511.

It is an arithmetic number, because the mean of its divisors is an integer number (9459362586744).

Almost surely, 2^{240421514345441} is an apocalyptic number.

It is an amenable number.

240421514345441 is a deficient number, since it is larger than the sum of its proper divisors (62278088430367).

240421514345441 is a wasteful number, since it uses less digits than its factorization.

240421514345441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975639721.

The product of its (nonzero) digits is 1228800, while the sum is 44.

Adding to 240421514345441 its reverse (144543415124042), we get a palindrome (384964929469483).

The spelling of 240421514345441 in words is "two hundred forty trillion, four hundred twenty-one billion, five hundred fourteen million, three hundred forty-five thousand, four hundred forty-one".