1084431353440 has 96 divisors (see below), whose sum is σ = 2730239447040. Its totient is φ = 406084867584.

The previous prime is 1084431353363. The next prime is 1084431353477. The reversal of 1084431353440 is 443531344801.

1084431353440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1084431353393 and 1084431353402.

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, 2961960 + ... + 3307879.

It is an arithmetic number, because the mean of its divisors is an integer number (28439994240).

Almost surely, 2^{1084431353440} is an apocalyptic number.

1084431353440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1084431353440 is an abundant number, since it is smaller than the sum of its proper divisors (1645808093600).

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

1084431353440 is a wasteful number, since it uses less digits than its factorization.

1084431353440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6269924 (or 6269916 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 1084431353440 in words is "one trillion, eighty-four billion, four hundred thirty-one million, three hundred fifty-three thousand, four hundred forty".