2629178089 has 2 divisors, whose sum is σ = 2629178090. Its totient is φ = 2629178088.

The previous prime is 2629178081. The next prime is 2629178099. The reversal of 2629178089 is 9808719262.

2629178089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2389547689 + 239630400 = 48883^2 + 15480^2 .

It is a cyclic number.

It is not a de Polignac number, because 2629178089 - 2³ = 2629178081 is a prime.

It is not a weakly prime, because it can be changed into another prime (2629178081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314589044 + 1314589045.

It is an arithmetic number, because the mean of its divisors is an integer number (1314589045).

Almost surely, 2^2629178089 is an apocalyptic number.

It is an amenable number.

2629178089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2629178089 is an equidigital number, since it uses as much as digits as its factorization.

2629178089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 52.

The square root of 2629178089 is about 51275.5115917920. The cubic root of 2629178089 is about 1380.1935752050.

The spelling of 2629178089 in words is "two billion, six hundred twenty-nine million, one hundred seventy-eight thousand, eighty-nine".