243763440411 has 8 divisors (see below), whose sum is σ = 325156412224. Its totient is φ = 162439714440.

The previous prime is 243763440377. The next prime is 243763440439. The reversal of 243763440411 is 114044367342.

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

It is not a de Polignac number, because 243763440411 - 2²⁹ = 243226569499 is a prime.

It is a super-2 number, since 2×243763440411² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243763440411.

It is not an unprimeable number, because it can be changed into a prime (243763440461) 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, 17303245 + ... + 17317326.

It is an arithmetic number, because the mean of its divisors is an integer number (40644551528).

Almost surely, 2^243763440411 is an apocalyptic number.

243763440411 is a deficient number, since it is larger than the sum of its proper divisors (81392971813).

243763440411 is a wasteful number, since it uses less digits than its factorization.

243763440411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34622921.

The product of its (nonzero) digits is 193536, while the sum is 39.

The spelling of 243763440411 in words is "two hundred forty-three billion, seven hundred sixty-three million, four hundred forty thousand, four hundred eleven".