12400044401132 has 24 divisors (see below), whose sum is σ = 22366462017312. Its totient is φ = 6012489772800.

The previous prime is 12400044401099. The next prime is 12400044401149. The reversal of 12400044401132 is 23110444000421.

It is a super-2 number, since 2×12400044401132² (a number of 27 digits) contains 22 as substring.

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, 357868973 + ... + 357903620.

It is an arithmetic number, because the mean of its divisors is an integer number (931935917388).

Almost surely, 2^{12400044401132} is an apocalyptic number.

It is an amenable number.

12400044401132 is a deficient number, since it is larger than the sum of its proper divisors (9966417616180).

12400044401132 is a wasteful number, since it uses less digits than its factorization.

12400044401132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715772729 (or 715772727 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 12400044401132 its reverse (23110444000421), we get a palindrome (35510488401553).

The spelling of 12400044401132 in words is "twelve trillion, four hundred billion, forty-four million, four hundred one thousand, one hundred thirty-two".