5404400768 has 32 divisors (see below), whose sum is σ = 11594781660. Its totient is φ = 2494338048.

The previous prime is 5404400753. The next prime is 5404400809. The reversal of 5404400768 is 8670044045.

It can be written as a sum of positive squares in 2 ways, for example, as 5371130944 + 33269824 = 73288^2 + 5768^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×5404400768² = 58415095322317979648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1622255 + ... + 1625582.

Almost surely, 2^5404400768 is an apocalyptic number.

It is an amenable number.

5404400768 is an abundant number, since it is smaller than the sum of its proper divisors (6190380892).

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

5404400768 is a wasteful number, since it uses less digits than its factorization.

5404400768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247864 (or 3247852 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 5404400768 is about 73514.6296188725. The cubic root of 5404400768 is about 1754.8871032860.

The spelling of 5404400768 in words is "five billion, four hundred four million, four hundred thousand, seven hundred sixty-eight".