12041777654 has 16 divisors (see below), whose sum is σ = 19591646256. Its totient is φ = 5528505600.

The previous prime is 12041777647. The next prime is 12041777659. The reversal of 12041777654 is 45677714021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12041777659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4317752 + ... + 4320539.

It is an arithmetic number, because the mean of its divisors is an integer number (1224477891).

Almost surely, 2^12041777654 is an apocalyptic number.

12041777654 is a deficient number, since it is larger than the sum of its proper divisors (7549868602).

12041777654 is a wasteful number, since it uses less digits than its factorization.

12041777654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8638351.

The product of its (nonzero) digits is 329280, while the sum is 44.

The spelling of 12041777654 in words is "twelve billion, forty-one million, seven hundred seventy-seven thousand, six hundred fifty-four".