5404043581 has 8 divisors (see below), whose sum is σ = 5629680000. Its totient is φ = 5182875360.

The previous prime is 5404043573. The next prime is 5404043587. The reversal of 5404043581 is 1853404045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5404043581 - 2³ = 5404043573 is a prime.

It is a super-2 number, since 2×5404043581² = 58407374050694607122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5404043587) 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, 1114581 + ... + 1119418.

It is an arithmetic number, because the mean of its divisors is an integer number (703710000).

Almost surely, 2^5404043581 is an apocalyptic number.

It is an amenable number.

5404043581 is a deficient number, since it is larger than the sum of its proper divisors (225636419).

5404043581 is a wasteful number, since it uses less digits than its factorization.

5404043581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234099.

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 5404043581 is about 73512.2002187392. The cubic root of 5404043581 is about 1754.8484411724.

It can be divided in two parts, 540 and 4043581, that added together give a square (4044121 = 2011²).

The spelling of 5404043581 in words is "five billion, four hundred four million, forty-three thousand, five hundred eighty-one".