26321670671 has 8 divisors (see below), whose sum is σ = 26607527184. Its totient is φ = 26037172800.

The previous prime is 26321670659. The next prime is 26321670689. The reversal of 26321670671 is 17607612362.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26321670671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26321670071) 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, 300680 + ... + 378221.

It is an arithmetic number, because the mean of its divisors is an integer number (3325940898).

Almost surely, 2^26321670671 is an apocalyptic number.

26321670671 is a deficient number, since it is larger than the sum of its proper divisors (285856513).

26321670671 is a wasteful number, since it uses less digits than its factorization.

26321670671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679321.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 26321670671 in words is "twenty-six billion, three hundred twenty-one million, six hundred seventy thousand, six hundred seventy-one".