5598081638 has 8 divisors (see below), whose sum is σ = 8397520560. Its totient is φ = 2798908120.

The previous prime is 5598081571. The next prime is 5598081653. The reversal of 5598081638 is 8361808955.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5598081638.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578 + ... + 105813.

It is an arithmetic number, because the mean of its divisors is an integer number (1049690070).

Almost surely, 2^5598081638 is an apocalyptic number.

5598081638 is a deficient number, since it is larger than the sum of its proper divisors (2799438922).

5598081638 is a wasteful number, since it uses less digits than its factorization.

5598081638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132702.

The product of its (nonzero) digits is 2073600, while the sum is 53.

The square root of 5598081638 is about 74820.3290423131. The cubic root of 5598081638 is about 1775.6052039813.

The spelling of 5598081638 in words is "five billion, five hundred ninety-eight million, eighty-one thousand, six hundred thirty-eight".