11235678994 has 16 divisors (see below), whose sum is σ = 17797243680. Its totient is φ = 5305154400.

The previous prime is 11235678977. The next prime is 11235679001. The reversal of 11235678994 is 49987653211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460432 + ... + 484219.

It is an arithmetic number, because the mean of its divisors is an integer number (1112327730).

Almost surely, 2^11235678994 is an apocalyptic number.

11235678994 is a deficient number, since it is larger than the sum of its proper divisors (6561564686).

11235678994 is a wasteful number, since it uses less digits than its factorization.

11235678994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944985.

The product of its digits is 3265920, while the sum is 55.

The spelling of 11235678994 in words is "eleven billion, two hundred thirty-five million, six hundred seventy-eight thousand, nine hundred ninety-four".