26156622266 has 32 divisors (see below), whose sum is σ = 40303008000. Its totient is φ = 12725750592.

The previous prime is 26156622259. The next prime is 26156622319. The reversal of 26156622266 is 66222665162.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17927045 + ... + 17928503.

It is an arithmetic number, because the mean of its divisors is an integer number (1259469000).

Almost surely, 2^26156622266 is an apocalyptic number.

26156622266 is a deficient number, since it is larger than the sum of its proper divisors (14146385734).

26156622266 is a wasteful number, since it uses less digits than its factorization.

26156622266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486.

The product of its digits is 622080, while the sum is 44.

The spelling of 26156622266 in words is "twenty-six billion, one hundred fifty-six million, six hundred twenty-two thousand, two hundred sixty-six".