116400823 has 16 divisors (see below), whose sum is σ = 148089600. Its totient is φ = 90699000.

The previous prime is 116400787. The next prime is 116400829. The reversal of 116400823 is 328004611.

It is a de Polignac number, because none of the positive numbers 2^k-116400823 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 (116400829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11653 + ... + 19198.

It is an arithmetic number, because the mean of its divisors is an integer number (9255600).

Almost surely, 2^116400823 is an apocalyptic number.

116400823 is a deficient number, since it is larger than the sum of its proper divisors (31688777).

116400823 is an equidigital number, since it uses as much as digits as its factorization.

116400823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30883 (or 30869 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 116400823 is about 10788.9213084534. The cubic root of 116400823 is about 488.2609783291.

The spelling of 116400823 in words is "one hundred sixteen million, four hundred thousand, eight hundred twenty-three".