5404365981 has 16 divisors (see below), whose sum is σ = 9150249600. Its totient is φ = 3088209024.

The previous prime is 5404365979. The next prime is 5404366027. The reversal of 5404365981 is 1895634045.

5404365981 is a `hidden beast` number, since 54 + 0 + 4 + 3 + 6 + 598 + 1 = 666.

5404365981 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5404365981 - 2¹ = 5404365979 is a prime.

It is a super-2 number, since 2×5404365981² = 58414343313180184722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5404365931) 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 15 ways as a sum of consecutive naturals, for example, 14297076 + ... + 14297453.

It is an arithmetic number, because the mean of its divisors is an integer number (571890600).

Almost surely, 2^5404365981 is an apocalyptic number.

It is an amenable number.

5404365981 is a deficient number, since it is larger than the sum of its proper divisors (3745883619).

5404365981 is a wasteful number, since it uses less digits than its factorization.

5404365981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28594545 (or 28594539 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 5404365981 is about 73514.3930193265. The cubic root of 5404365981 is about 1754.8833379972.

The spelling of 5404365981 in words is "five billion, four hundred four million, three hundred sixty-five thousand, nine hundred eighty-one".