12433464391644 has 96 divisors (see below), whose sum is σ = 35308012622400. Its totient is φ = 3766187980800.

The previous prime is 12433464391631. The next prime is 12433464391703. The reversal of 12433464391644 is 44619346433421.

12433464391644 is a `hidden beast` number, since 1 + 2 + 4 + 3 + 3 + 46 + 439 + 164 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116706057 + ... + 116812544.

It is an arithmetic number, because the mean of its divisors is an integer number (367791798150).

Almost surely, 2^{12433464391644} is an apocalyptic number.

It is an amenable number.

12433464391644 is an abundant number, since it is smaller than the sum of its proper divisors (22874548230756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12433464391644 is a wasteful number, since it uses less digits than its factorization.

12433464391644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233518660 (or 233518652 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 54.

The spelling of 12433464391644 in words is "twelve trillion, four hundred thirty-three billion, four hundred sixty-four million, three hundred ninety-one thousand, six hundred forty-four".