5681049998 has 16 divisors (see below), whose sum is σ = 9179061360. Its totient is φ = 2621457216.

The previous prime is 5681049991. The next prime is 5681050061. The reversal of 5681049998 is 8999401865.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681049991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114461 + ... + 156407.

It is an arithmetic number, because the mean of its divisors is an integer number (573691335).

Almost surely, 2^5681049998 is an apocalyptic number.

5681049998 is a deficient number, since it is larger than the sum of its proper divisors (3498011362).

5681049998 is a wasteful number, since it uses less digits than its factorization.

5681049998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47171.

The product of its (nonzero) digits is 5598720, while the sum is 59.

The square root of 5681049998 is about 75372.7404172092. The cubic root of 5681049998 is about 1784.3342173055.

The spelling of 5681049998 in words is "five billion, six hundred eighty-one million, forty-nine thousand, nine hundred ninety-eight".