12041553634 has 16 divisors (see below), whose sum is σ = 20339986176. Its totient is φ = 5296870800.

The previous prime is 12041553619. The next prime is 12041553661. The reversal of 12041553634 is 43635514021.

It is a self number, because there is not a number n which added to its sum of digits gives 12041553634.

It is an unprimeable number.

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, 8827437 + ... + 8828800.

It is an arithmetic number, because the mean of its divisors is an integer number (1271249136).

Almost surely, 2^12041553634 is an apocalyptic number.

12041553634 is a deficient number, since it is larger than the sum of its proper divisors (8298432542).

12041553634 is a wasteful number, since it uses less digits than its factorization.

12041553634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17656281.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 12041553634 in words is "twelve billion, forty-one million, five hundred fifty-three thousand, six hundred thirty-four".