240663364361 has 32 divisors (see below), whose sum is σ = 289175048448. Its totient is φ = 195953022720.

The previous prime is 240663364247. The next prime is 240663364369. The reversal of 240663364361 is 163463366042.

It is a happy number.

It is not a de Polignac number, because 240663364361 - 2¹⁰ = 240663363337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240663364369) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40234991 + ... + 40240971.

It is an arithmetic number, because the mean of its divisors is an integer number (9036720264).

Almost surely, 2^240663364361 is an apocalyptic number.

It is an amenable number.

240663364361 is a deficient number, since it is larger than the sum of its proper divisors (48511684087).

240663364361 is a wasteful number, since it uses less digits than its factorization.

240663364361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9681.

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 240663364361 in words is "two hundred forty billion, six hundred sixty-three million, three hundred sixty-four thousand, three hundred sixty-one".