11875009994 has 16 divisors (see below), whose sum is σ = 18754800480. Its totient is φ = 5623569360.

The previous prime is 11875009981. The next prime is 11875009997. The reversal of 11875009994 is 49990057811.

11875009994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11875009997) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 119249 + ... + 194859.

It is an arithmetic number, because the mean of its divisors is an integer number (1172175030).

Almost surely, 2^11875009994 is an apocalyptic number.

11875009994 is a deficient number, since it is larger than the sum of its proper divisors (6879790486).

11875009994 is a wasteful number, since it uses less digits than its factorization.

11875009994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79765.

The product of its (nonzero) digits is 816480, while the sum is 53.

The spelling of 11875009994 in words is "eleven billion, eight hundred seventy-five million, nine thousand, nine hundred ninety-four".