116415480721 has 4 divisors (see below), whose sum is σ = 116493982192. Its totient is φ = 116336979252.

The previous prime is 116415480707. The next prime is 116415480733. The reversal of 116415480721 is 127084514611.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116415480721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116415480761) 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 3 ways as a sum of consecutive naturals, for example, 39248511 + ... + 39251476.

It is an arithmetic number, because the mean of its divisors is an integer number (29123495548).

Almost surely, 2^116415480721 is an apocalyptic number.

It is an amenable number.

116415480721 is a deficient number, since it is larger than the sum of its proper divisors (78501471).

116415480721 is an equidigital number, since it uses as much as digits as its factorization.

116415480721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78501470.

The product of its (nonzero) digits is 53760, while the sum is 40.

The spelling of 116415480721 in words is "one hundred sixteen billion, four hundred fifteen million, four hundred eighty thousand, seven hundred twenty-one".