6628449614 has 8 divisors (see below), whose sum is σ = 10041117048. Its totient is φ = 3281410600.

The previous prime is 6628449599. The next prime is 6628449629. The reversal of 6628449614 is 4169448266.

It is an interprime number because it is at equal distance from previous prime (6628449599) and next prime (6628449629).

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

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, 16406852 + ... + 16407255.

It is an arithmetic number, because the mean of its divisors is an integer number (1255139631).

Almost surely, 2^6628449614 is an apocalyptic number.

6628449614 is a deficient number, since it is larger than the sum of its proper divisors (3412667434).

6628449614 is a wasteful number, since it uses less digits than its factorization.

6628449614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32814210.

The product of its digits is 1990656, while the sum is 50.

The square root of 6628449614 is about 81415.2910330731. The cubic root of 6628449614 is about 1878.4688013259.

The spelling of 6628449614 in words is "six billion, six hundred twenty-eight million, four hundred forty-nine thousand, six hundred fourteen".