43464401444 has 36 divisors (see below), whose sum is σ = 80889853968. Its totient is φ = 20431148400.

The previous prime is 43464401441. The next prime is 43464401467. The reversal of 43464401444 is 44410446434.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 43464401398 and 43464401407.

It is not an unprimeable number, because it can be changed into a prime (43464401441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74279 + ... + 304049.

It is an arithmetic number, because the mean of its divisors is an integer number (2246940388).

Almost surely, 2^43464401444 is an apocalyptic number.

It is an amenable number.

43464401444 is a deficient number, since it is larger than the sum of its proper divisors (37425452524).

43464401444 is a wasteful number, since it uses less digits than its factorization.

43464401444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229944 (or 229923 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 43464401444 its reverse (44410446434), we get a palindrome (87874847878).

The spelling of 43464401444 in words is "forty-three billion, four hundred sixty-four million, four hundred one thousand, four hundred forty-four".