84032000440 has 32 divisors (see below), whose sum is σ = 189081002160. Its totient is φ = 33611200000.

The previous prime is 84032000413. The next prime is 84032000449. The reversal of 84032000440 is 4400023048.

It is a super-2 number, since 2×84032000440² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84032000449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1165440 + ... + 1235440.

Almost surely, 2^84032000440 is an apocalyptic number.

It is an amenable number.

84032000440 is an abundant number, since it is smaller than the sum of its proper divisors (105049001720).

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

84032000440 is a wasteful number, since it uses less digits than its factorization.

84032000440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100023 (or 100019 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 84032000440 its reverse (4400023048), we get a palindrome (88432023488).

The spelling of 84032000440 in words is "eighty-four billion, thirty-two million, four hundred forty", and thus it is an aban number.