6498936898 has 4 divisors (see below), whose sum is σ = 9748405350. Its totient is φ = 3249468448.

The previous prime is 6498936893. The next prime is 6498936901. The reversal of 6498936898 is 8986398946.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6471719809 + 27217089 = 80447^2 + 5217^2 .

It is not an unprimeable number, because it can be changed into a prime (6498936893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1624734223 + ... + 1624734226.

Almost surely, 2^6498936898 is an apocalyptic number.

6498936898 is a deficient number, since it is larger than the sum of its proper divisors (3249468452).

6498936898 is a wasteful number, since it uses less digits than its factorization.

6498936898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249468451.

The product of its digits is 161243136, while the sum is 70.

The square root of 6498936898 is about 80615.9841346615. The cubic root of 6498936898 is about 1866.1538282439.

The spelling of 6498936898 in words is "six billion, four hundred ninety-eight million, nine hundred thirty-six thousand, eight hundred ninety-eight".