5446140040 has 128 divisors (see below), whose sum is σ = 13707532800. Its totient is φ = 1930439680.

The previous prime is 5446139971. The next prime is 5446140041. The reversal of 5446140040 is 400416445.

It is a junction number, because it is equal to n+sod(n) for n = 5446139990 and 5446140008.

It is not an unprimeable number, because it can be changed into a prime (5446140041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8044182 + ... + 8044858.

It is an arithmetic number, because the mean of its divisors is an integer number (107090100).

Almost surely, 2^5446140040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5446140040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6853766400).

5446140040 is an abundant number, since it is smaller than the sum of its proper divisors (8261392760).

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

5446140040 is a wasteful number, since it uses less digits than its factorization.

5446140040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135 (or 1131 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 5446140040 is about 73797.9677226955. The cubic root of 5446140040 is about 1759.3933041453.

Adding to 5446140040 its reverse (400416445), we get a palindrome (5846556485).

The spelling of 5446140040 in words is "five billion, four hundred forty-six million, one hundred forty thousand, forty".