32454044440 has 64 divisors (see below), whose sum is σ = 73260351360. Its totient is φ = 12939264000.

The previous prime is 32454044437. The next prime is 32454044461. The reversal of 32454044440 is 4444045423.

It is a junction number, because it is equal to n+sod(n) for n = 32454044396 and 32454044405.

It is a congruent number.

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, 28146904 + ... + 28148056.

It is an arithmetic number, because the mean of its divisors is an integer number (1144692990).

Almost surely, 2^32454044440 is an apocalyptic number.

It is an amenable number.

32454044440 is an abundant number, since it is smaller than the sum of its proper divisors (40806306920).

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

32454044440 is a wasteful number, since it uses less digits than its factorization.

32454044440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852 (or 2848 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 34.

Adding to 32454044440 its reverse (4444045423), we get a palindrome (36898089863).

The spelling of 32454044440 in words is "thirty-two billion, four hundred fifty-four million, forty-four thousand, four hundred forty".