2628069892 has 72 divisors (see below), whose sum is σ = 5698077504. Its totient is φ = 1038049344.

The previous prime is 2628069889. The next prime is 2628069901. The reversal of 2628069892 is 2989608262.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 370483 + ... + 377509.

Almost surely, 2^2628069892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2628069892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2849038752).

2628069892 is an abundant number, since it is smaller than the sum of its proper divisors (3070007612).

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

2628069892 is a wasteful number, since it uses less digits than its factorization.

2628069892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7113 (or 7092 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 52.

The square root of 2628069892 is about 51264.7041540278. The cubic root of 2628069892 is about 1379.9996310298. Note that the first 3 decimals are identical.

The spelling of 2628069892 in words is "two billion, six hundred twenty-eight million, sixty-nine thousand, eight hundred ninety-two".