116718628513 has 4 divisors (see below), whose sum is σ = 117637672960. Its totient is φ = 115799584068.

The previous prime is 116718628511. The next prime is 116718628529. The reversal of 116718628513 is 315826817611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 315826817611 = 257 ⋅1228898123.

It is a cyclic number.

It is not a de Polignac number, because 116718628513 - 2¹ = 116718628511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116718628511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459522033 + ... + 459522286.

It is an arithmetic number, because the mean of its divisors is an integer number (29409418240).

Almost surely, 2^116718628513 is an apocalyptic number.

It is an amenable number.

116718628513 is a deficient number, since it is larger than the sum of its proper divisors (919044447).

116718628513 is an equidigital number, since it uses as much as digits as its factorization.

116718628513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919044446.

The product of its digits is 483840, while the sum is 49.

The spelling of 116718628513 in words is "one hundred sixteen billion, seven hundred eighteen million, six hundred twenty-eight thousand, five hundred thirteen".