26159948166 has 32 divisors (see below), whose sum is σ = 57103193088. Its totient is φ = 7923515040.

The previous prime is 26159948147. The next prime is 26159948231. The reversal of 26159948166 is 66184995162.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48960 + ... + 233916.

It is an arithmetic number, because the mean of its divisors is an integer number (1784474784).

Almost surely, 2^26159948166 is an apocalyptic number.

26159948166 is an abundant number, since it is smaller than the sum of its proper divisors (30943244922).

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

26159948166 is a wasteful number, since it uses less digits than its factorization.

26159948166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187116.

The product of its digits is 5598720, while the sum is 57.

The spelling of 26159948166 in words is "twenty-six billion, one hundred fifty-nine million, nine hundred forty-eight thousand, one hundred sixty-six".