12555767044 has 24 divisors (see below), whose sum is σ = 23347342368. Its totient is φ = 5887708800.

The previous prime is 12555767041. The next prime is 12555767071. The reversal of 12555767044 is 44076755521.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12555766985 and 12555767003.

It is not an unprimeable number, because it can be changed into a prime (12555767041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306982 + ... + 345469.

It is an arithmetic number, because the mean of its divisors is an integer number (972805932).

Almost surely, 2^12555767044 is an apocalyptic number.

It is an amenable number.

12555767044 is a deficient number, since it is larger than the sum of its proper divisors (10791575324).

12555767044 is a wasteful number, since it uses less digits than its factorization.

12555767044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652755 (or 652753 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 12555767044 in words is "twelve billion, five hundred fifty-five million, seven hundred sixty-seven thousand, forty-four".