6543653498 has 8 divisors (see below), whose sum is σ = 10392861492. Its totient is φ = 3079366336.

The previous prime is 6543653489. The next prime is 6543653513. The reversal of 6543653498 is 8943563456.

It can be written as a sum of positive squares in 2 ways, for example, as 6542706769 + 946729 = 80887^2 + 973^2 .

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

It is a super-2 number, since 2×6543653498² = 85638802203775272008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96230165 + ... + 96230232.

Almost surely, 2^6543653498 is an apocalyptic number.

6543653498 is a deficient number, since it is larger than the sum of its proper divisors (3849207994).

6543653498 is a wasteful number, since it uses less digits than its factorization.

6543653498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192460416.

The product of its digits is 9331200, while the sum is 53.

The square root of 6543653498 is about 80892.8519586249. The cubic root of 6543653498 is about 1870.4241364953.

The spelling of 6543653498 in words is "six billion, five hundred forty-three million, six hundred fifty-three thousand, four hundred ninety-eight".