5404138818 has 16 divisors (see below), whose sum is σ = 11639683776. Its totient is φ = 1662811920.

The previous prime is 5404138771. The next prime is 5404138847. The reversal of 5404138818 is 8188314045.

It is a self number, because there is not a number n which added to its sum of digits gives 5404138818.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34641838 + ... + 34641993.

It is an arithmetic number, because the mean of its divisors is an integer number (727480236).

Almost surely, 2^5404138818 is an apocalyptic number.

5404138818 is an abundant number, since it is smaller than the sum of its proper divisors (6235544958).

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

5404138818 is a wasteful number, since it uses less digits than its factorization.

5404138818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69283849.

The product of its (nonzero) digits is 122880, while the sum is 42.

The square root of 5404138818 is about 73512.8479791118. The cubic root of 5404138818 is about 1754.8587498432.

The spelling of 5404138818 in words is "five billion, four hundred four million, one hundred thirty-eight thousand, eight hundred eighteen".