2628896839 has 2 divisors, whose sum is σ = 2628896840. Its totient is φ = 2628896838.

The previous prime is 2628896821. The next prime is 2628896843. The reversal of 2628896839 is 9386988262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2628896839 - 2⁹ = 2628896327 is a prime.

It is a super-2 number, since 2×2628896839² = 13822197180208383842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2628896939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314448419 + 1314448420.

It is an arithmetic number, because the mean of its divisors is an integer number (1314448420).

Almost surely, 2^2628896839 is an apocalyptic number.

2628896839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2628896839 is an equidigital number, since it uses as much as digits as its factorization.

2628896839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17915904, while the sum is 61.

The square root of 2628896839 is about 51272.7689812048. The cubic root of 2628896839 is about 1380.1443591544.

The spelling of 2628896839 in words is "two billion, six hundred twenty-eight million, eight hundred ninety-six thousand, eight hundred thirty-nine".