11863340455 has 12 divisors (see below), whose sum is σ = 14316176952. Its totient is φ = 9437524400.

The previous prime is 11863340413. The next prime is 11863340483. The reversal of 11863340455 is 55404336811.

11863340455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11863340455 - 2¹⁹ = 11862816167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123180 + ... + 197230.

It is an arithmetic number, because the mean of its divisors is an integer number (1193014746).

Almost surely, 2^11863340455 is an apocalyptic number.

11863340455 is a deficient number, since it is larger than the sum of its proper divisors (2452836497).

11863340455 is an frugal number, since it uses more digits than its factorization.

11863340455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74414 (or 74235 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 11863340455 in words is "eleven billion, eight hundred sixty-three million, three hundred forty thousand, four hundred fifty-five".