26678022290 has 16 divisors (see below), whose sum is σ = 48190128768. Its totient is φ = 10633500336.

The previous prime is 26678022281. The next prime is 26678022307. The reversal of 26678022290 is 9222087662.

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 7 ways as a sum of consecutive naturals, for example, 4710602 + ... + 4716261.

It is an arithmetic number, because the mean of its divisors is an integer number (3011883048).

Almost surely, 2^26678022290 is an apocalyptic number.

26678022290 is a deficient number, since it is larger than the sum of its proper divisors (21512106478).

26678022290 is a wasteful number, since it uses less digits than its factorization.

26678022290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9427153.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 26678022290 in words is "twenty-six billion, six hundred seventy-eight million, twenty-two thousand, two hundred ninety".