5538661418 has 8 divisors (see below), whose sum is σ = 8669209248. Its totient is φ = 2648925004.

The previous prime is 5538661399. The next prime is 5538661433. The reversal of 5538661418 is 8141668355.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 60202796 + ... + 60202887.

It is an arithmetic number, because the mean of its divisors is an integer number (1083651156).

Almost surely, 2^5538661418 is an apocalyptic number.

5538661418 is a deficient number, since it is larger than the sum of its proper divisors (3130547830).

5538661418 is a wasteful number, since it uses less digits than its factorization.

5538661418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120405708.

The product of its digits is 691200, while the sum is 47.

The square root of 5538661418 is about 74422.1836417073. The cubic root of 5538661418 is about 1769.3005224472.

The spelling of 5538661418 in words is "five billion, five hundred thirty-eight million, six hundred sixty-one thousand, four hundred eighteen".