26047173655 has 8 divisors (see below), whose sum is σ = 31257649584. Its totient is φ = 20837044800.

The previous prime is 26047173631. The next prime is 26047173673. The reversal of 26047173655 is 55637174062.

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

It is not a de Polignac number, because 26047173655 - 2⁵ = 26047173623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125595 + ... + 260515.

It is an arithmetic number, because the mean of its divisors is an integer number (3907206198).

Almost surely, 2^26047173655 is an apocalyptic number.

26047173655 is a deficient number, since it is larger than the sum of its proper divisors (5210475929).

26047173655 is a wasteful number, since it uses less digits than its factorization.

26047173655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173537.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 26047173655 in words is "twenty-six billion, forty-seven million, one hundred seventy-three thousand, six hundred fifty-five".