11578240143 has 8 divisors (see below), whose sum is σ = 17152948400. Its totient is φ = 7718826744.

The previous prime is 11578240123. The next prime is 11578240153. The reversal of 11578240143 is 34104287511.

11578240143 is a `hidden beast` number, since 1 + 1 + 578 + 2 + 40 + 1 + 43 = 666.

It is not a de Polignac number, because 11578240143 - 2¹⁶ = 11578174607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11578240098 and 11578240107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11578240103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214411828 + ... + 214411881.

It is an arithmetic number, because the mean of its divisors is an integer number (2144118550).

Almost surely, 2^11578240143 is an apocalyptic number.

11578240143 is a deficient number, since it is larger than the sum of its proper divisors (5574708257).

11578240143 is an equidigital number, since it uses as much as digits as its factorization.

11578240143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428823718 (or 428823712 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 11578240143 in words is "eleven billion, five hundred seventy-eight million, two hundred forty thousand, one hundred forty-three".