164029026265 has 16 divisors (see below), whose sum is σ = 214074752976. Its totient is φ = 119929824000.

The previous prime is 164029026257. The next prime is 164029026277. The reversal of 164029026265 is 562620920461.

164029026265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 20984709321 + 143044316944 = 144861^2 + 378212^2 .

It is not a de Polignac number, because 164029026265 - 2³ = 164029026257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12486126 + ... + 12499255.

It is an arithmetic number, because the mean of its divisors is an integer number (13379672061).

Almost surely, 2^164029026265 is an apocalyptic number.

It is an amenable number.

164029026265 is a deficient number, since it is larger than the sum of its proper divisors (50045726711).

164029026265 is a wasteful number, since it uses less digits than its factorization.

164029026265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24985500.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 164029026265 in words is "one hundred sixty-four billion, twenty-nine million, twenty-six thousand, two hundred sixty-five".