240432401244253 has 8 divisors (see below), whose sum is σ = 241660998143928. Its totient is φ = 239203886444544.

The previous prime is 240432401244197. The next prime is 240432401244283. The reversal of 240432401244253 is 352442104234042.

It can be written as a sum of positive squares in 4 ways, for example, as 214005944039364 + 26426457204889 = 14628942^2 + 5140667^2 .

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 240432401244253 - 2²⁹ = 240431864373341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240432401244283) 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, 14648676 + ... + 26371357.

It is an arithmetic number, because the mean of its divisors is an integer number (30207624767991).

Almost surely, 2^{240432401244253} is an apocalyptic number.

It is an amenable number.

240432401244253 is a deficient number, since it is larger than the sum of its proper divisors (1228596899675).

240432401244253 is a wasteful number, since it uses less digits than its factorization.

240432401244253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41049983.

The product of its (nonzero) digits is 737280, while the sum is 40.

Adding to 240432401244253 its reverse (352442104234042), we get a palindrome (592874505478295).

The spelling of 240432401244253 in words is "two hundred forty trillion, four hundred thirty-two billion, four hundred one million, two hundred forty-four thousand, two hundred fifty-three".