5538221458 has 32 divisors (see below), whose sum is σ = 10370229120. Its totient is φ = 2155032960.

The previous prime is 5538221401. The next prime is 5538221477. The reversal of 5538221458 is 8541228355.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102360 + ... + 146812.

It is an arithmetic number, because the mean of its divisors is an integer number (324069660).

Almost surely, 2^5538221458 is an apocalyptic number.

5538221458 is a deficient number, since it is larger than the sum of its proper divisors (4832007662).

5538221458 is a wasteful number, since it uses less digits than its factorization.

5538221458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45282.

The product of its digits is 384000, while the sum is 43.

The square root of 5538221458 is about 74419.2277439104. The cubic root of 5538221458 is about 1769.2536734578.

The spelling of 5538221458 in words is "five billion, five hundred thirty-eight million, two hundred twenty-one thousand, four hundred fifty-eight".