26046891064 has 16 divisors (see below), whose sum is σ = 48839656320. Its totient is φ = 13022982720.

The previous prime is 26046891043. The next prime is 26046891067. The reversal of 26046891064 is 46019864062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26046891067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352809 + ... + 420199.

It is an arithmetic number, because the mean of its divisors is an integer number (3052478520).

Almost surely, 2^26046891064 is an apocalyptic number.

It is an amenable number.

26046891064 is a deficient number, since it is larger than the sum of its proper divisors (22792765256).

26046891064 is a wasteful number, since it uses less digits than its factorization.

26046891064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115710 (or 115706 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 26046891064 in words is "twenty-six billion, forty-six million, eight hundred ninety-one thousand, sixty-four".