32444431404 has 48 divisors (see below), whose sum is σ = 94383803136. Its totient is φ = 8427124800.

The previous prime is 32444431321. The next prime is 32444431417. The reversal of 32444431404 is 40413444423.

It is a super-2 number, since 2×32444431404² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17555587 + ... + 17557434.

It is an arithmetic number, because the mean of its divisors is an integer number (1966329232).

Almost surely, 2^32444431404 is an apocalyptic number.

It is an amenable number.

32444431404 is an abundant number, since it is smaller than the sum of its proper divisors (61939371732).

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

32444431404 is a wasteful number, since it uses less digits than its factorization.

32444431404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35113046 (or 35113044 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 32444431404 its reverse (40413444423), we get a palindrome (72857875827).

The spelling of 32444431404 in words is "thirty-two billion, four hundred forty-four million, four hundred thirty-one thousand, four hundred four".