26267794858 has 16 divisors (see below), whose sum is σ = 40375415520. Its totient is φ = 12812722000.

The previous prime is 26267794853. The next prime is 26267794871. The reversal of 26267794858 is 85849776262.

It is a self number, because there is not a number n which added to its sum of digits gives 26267794858.

It is not an unprimeable number, because it can be changed into a prime (26267794853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 834193 + ... + 865108.

It is an arithmetic number, because the mean of its divisors is an integer number (2523463470).

Almost surely, 2^26267794858 is an apocalyptic number.

26267794858 is a deficient number, since it is larger than the sum of its proper divisors (14107620662).

26267794858 is a wasteful number, since it uses less digits than its factorization.

26267794858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699493.

The product of its digits is 81285120, while the sum is 64.

The spelling of 26267794858 in words is "twenty-six billion, two hundred sixty-seven million, seven hundred ninety-four thousand, eight hundred fifty-eight".