6649654598 has 8 divisors (see below), whose sum is σ = 9974844792. Its totient is φ = 3324706336.

The previous prime is 6649654589. The next prime is 6649654619. The reversal of 6649654598 is 8954569466.

6649654598 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6649654598.

It is a congruent number.

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, 45086 + ... + 123822.

It is an arithmetic number, because the mean of its divisors is an integer number (1246855599).

Almost surely, 2^6649654598 is an apocalyptic number.

6649654598 is a deficient number, since it is larger than the sum of its proper divisors (3325190194).

6649654598 is a wasteful number, since it uses less digits than its factorization.

6649654598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120966.

The product of its digits is 55987200, while the sum is 62.

The square root of 6649654598 is about 81545.4143284587. The cubic root of 6649654598 is about 1880.4697971457.

The spelling of 6649654598 in words is "six billion, six hundred forty-nine million, six hundred fifty-four thousand, five hundred ninety-eight".