117780456343 has 12 divisors (see below), whose sum is σ = 129476287944. Its totient is φ = 106255619600.

The previous prime is 117780456341. The next prime is 117780456359. The reversal of 117780456343 is 343654087711.

It is not a de Polignac number, because 117780456343 - 2¹ = 117780456341 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 (117780456341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123196 + ... + 500737.

It is an arithmetic number, because the mean of its divisors is an integer number (10789690662).

Almost surely, 2^117780456343 is an apocalyptic number.

117780456343 is a deficient number, since it is larger than the sum of its proper divisors (11695831601).

117780456343 is an equidigital number, since it uses as much as digits as its factorization.

117780456343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624206 (or 624075 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 117780456343 in words is "one hundred seventeen billion, seven hundred eighty million, four hundred fifty-six thousand, three hundred forty-three".