2630889648 has 60 divisors (see below), whose sum is σ = 7600360768. Its totient is φ = 848672640.

The previous prime is 2630889619. The next prime is 2630889697. The reversal of 2630889648 is 8469880362.

It is a junction number, because it is equal to n+sod(n) for n = 2630889594 and 2630889603.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 290215 + ... + 299142.

Almost surely, 2^2630889648 is an apocalyptic number.

It is an amenable number.

2630889648 is an abundant number, since it is smaller than the sum of its proper divisors (4969471120).

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

2630889648 is a wasteful number, since it uses less digits than its factorization.

2630889648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589402 (or 589393 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The square root of 2630889648 is about 51292.1987050663. The cubic root of 2630889648 is about 1380.4930059569.

The spelling of 2630889648 in words is "two billion, six hundred thirty million, eight hundred eighty-nine thousand, six hundred forty-eight".