117786926401 has 9 divisors (see below), whose sum is σ = 121720066209. Its totient is φ = 113977052100.

The previous prime is 117786926377. The next prime is 117786926417. The reversal of 117786926401 is 104629687711.

It is a happy number.

The square root of 117786926401 is 343201.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 117786926401 - 2¹⁵ = 117786893633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117786926441) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10633696 + ... + 10644766.

It is an arithmetic number, because the mean of its divisors is an integer number (13524451801).

Almost surely, 2^117786926401 is an apocalyptic number.

117786926401 is the 343201-st square number.

117786926401 is the 171601-st centered octagonal number.

It is an amenable number.

117786926401 is a deficient number, since it is larger than the sum of its proper divisors (3933139808).

117786926401 is an frugal number, since it uses more digits than its factorization.

117786926401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22204 (or 11102 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 52.

The spelling of 117786926401 in words is "one hundred seventeen billion, seven hundred eighty-six million, nine hundred twenty-six thousand, four hundred one".