6646308498 has 32 divisors (see below), whose sum is σ = 14947531200. Its totient is φ = 2188742688.

The previous prime is 6646308481. The next prime is 6646308499. The reversal of 6646308498 is 8948036466.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (6646308499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736963 + ... + 745926.

It is an arithmetic number, because the mean of its divisors is an integer number (467110350).

Almost surely, 2^6646308498 is an apocalyptic number.

6646308498 is an abundant number, since it is smaller than the sum of its proper divisors (8301222702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6646308498 is a wasteful number, since it uses less digits than its factorization.

6646308498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482983 (or 1482977 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The square root of 6646308498 is about 81524.8949585340. The cubic root of 6646308498 is about 1880.1543273416.

The spelling of 6646308498 in words is "six billion, six hundred forty-six million, three hundred eight thousand, four hundred ninety-eight".