2628870870 has 16 divisors (see below), whose sum is σ = 6309290160. Its totient is φ = 701032224.

The previous prime is 2628870857. The next prime is 2628870889. The reversal of 2628870870 is 780788262.

2628870870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2628870870² = 13821924102269113800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43814485 + ... + 43814544.

It is an arithmetic number, because the mean of its divisors is an integer number (394330635).

Almost surely, 2^2628870870 is an apocalyptic number.

2628870870 is an abundant number, since it is smaller than the sum of its proper divisors (3680419290).

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

2628870870 is a wasteful number, since it uses less digits than its factorization.

2628870870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87629039.

The product of its (nonzero) digits is 602112, while the sum is 48.

The square root of 2628870870 is about 51272.5157369911. The cubic root of 2628870870 is about 1380.1398146517.

The spelling of 2628870870 in words is "two billion, six hundred twenty-eight million, eight hundred seventy thousand, eight hundred seventy".