26456172406 has 8 divisors (see below), whose sum is σ = 39685017384. Its totient is φ = 13227833280.

The previous prime is 26456172341. The next prime is 26456172473. The reversal of 26456172406 is 60427165462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58246 + ... + 237286.

It is an arithmetic number, because the mean of its divisors is an integer number (4960627173).

Almost surely, 2^26456172406 is an apocalyptic number.

26456172406 is a deficient number, since it is larger than the sum of its proper divisors (13228844978).

26456172406 is a wasteful number, since it uses less digits than its factorization.

26456172406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252926.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 26456172406 in words is "twenty-six billion, four hundred fifty-six million, one hundred seventy-two thousand, four hundred six".