1087173926326 has 4 divisors (see below), whose sum is σ = 1630760889492. Its totient is φ = 543586963162.

The previous prime is 1087173926299. The next prime is 1087173926351. The reversal of 1087173926326 is 6236293717801.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271793481580 + ... + 271793481583.

It is an arithmetic number, because the mean of its divisors is an integer number (407690222373).

Almost surely, 2^{1087173926326} is an apocalyptic number.

1087173926326 is a deficient number, since it is larger than the sum of its proper divisors (543586963166).

1087173926326 is an equidigital number, since it uses as much as digits as its factorization.

1087173926326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543586963165.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 1087173926326 in words is "one trillion, eighty-seven billion, one hundred seventy-three million, nine hundred twenty-six thousand, three hundred twenty-six".