26457663206 has 48 divisors (see below), whose sum is σ = 44344407744. Its totient is φ = 11768725248.

The previous prime is 26457663179. The next prime is 26457663313. The reversal of 26457663206 is 60236675462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23986451 + ... + 23987553.

It is an arithmetic number, because the mean of its divisors is an integer number (923841828).

Almost surely, 2^26457663206 is an apocalyptic number.

26457663206 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26457663206 is a deficient number, since it is larger than the sum of its proper divisors (17886744538).

26457663206 is a wasteful number, since it uses less digits than its factorization.

26457663206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273 (or 2244 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 26457663206 in words is "twenty-six billion, four hundred fifty-seven million, six hundred sixty-three thousand, two hundred six".