5443453440 has 120 divisors (see below), whose sum is σ = 18852290028. Its totient is φ = 1451581440.

The previous prime is 5443453429. The next prime is 5443453453. The reversal of 5443453440 is 443543445.

5443453440 is a `hidden beast` number, since 54 + 4 + 34 + 534 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5274245376 + 169208064 = 72624^2 + 13008^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5443453395 and 5443453404.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95091 + ... + 141170.

Almost surely, 2^5443453440 is an apocalyptic number.

It is an amenable number.

5443453440 is an abundant number, since it is smaller than the sum of its proper divisors (13408836588).

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

5443453440 is a wasteful number, since it uses less digits than its factorization.

5443453440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236290 (or 236271 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

The square root of 5443453440 is about 73779.7630790449. The cubic root of 5443453440 is about 1759.1039515962.

Adding to 5443453440 its reverse (443543445), we get a palindrome (5886996885).

The spelling of 5443453440 in words is "five billion, four hundred forty-three million, four hundred fifty-three thousand, four hundred forty".