6629088647 has 12 divisors (see below), whose sum is σ = 7050490776. Its totient is φ = 6231596160.

The previous prime is 6629088637. The next prime is 6629088667. The reversal of 6629088647 is 7468809266.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-6629088647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6629088592 and 6629088601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6629088617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233072 + ... + 259962.

It is an arithmetic number, because the mean of its divisors is an integer number (587540898).

Almost surely, 2^6629088647 is an apocalyptic number.

6629088647 is a deficient number, since it is larger than the sum of its proper divisors (421402129).

6629088647 is a wasteful number, since it uses less digits than its factorization.

6629088647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27778 (or 27761 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 56.

The square root of 6629088647 is about 81419.2154653924. The cubic root of 6629088647 is about 1878.5291656167.

The spelling of 6629088647 in words is "six billion, six hundred twenty-nine million, eighty-eight thousand, six hundred forty-seven".