26981132348 has 24 divisors (see below), whose sum is σ = 48844583424. Its totient is φ = 13027402800.

The previous prime is 26981132333. The next prime is 26981132351. The reversal of 26981132348 is 84323118962.

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, 175058 + ... + 290873.

It is an arithmetic number, because the mean of its divisors is an integer number (2035190976).

Almost surely, 2^26981132348 is an apocalyptic number.

It is an amenable number.

26981132348 is a deficient number, since it is larger than the sum of its proper divisors (21863451076).

26981132348 is a wasteful number, since it uses less digits than its factorization.

26981132348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466433 (or 466431 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The spelling of 26981132348 in words is "twenty-six billion, nine hundred eighty-one million, one hundred thirty-two thousand, three hundred forty-eight".