12401340044 has 24 divisors (see below), whose sum is σ = 22159348848. Its totient is φ = 6070600640.

The previous prime is 12401340019. The next prime is 12401340059. The reversal of 12401340044 is 44004310421.

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, 36374 + ... + 161634.

It is an arithmetic number, because the mean of its divisors is an integer number (923306202).

Almost surely, 2^12401340044 is an apocalyptic number.

It is an amenable number.

12401340044 is a deficient number, since it is larger than the sum of its proper divisors (9758008804).

12401340044 is a wasteful number, since it uses less digits than its factorization.

12401340044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125785 (or 125783 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12401340044 its reverse (44004310421), we get a palindrome (56405650465).

The spelling of 12401340044 in words is "twelve billion, four hundred one million, three hundred forty thousand, forty-four".