116155446521 has 8 divisors (see below), whose sum is σ = 116577854400. Its totient is φ = 115733551248.

The previous prime is 116155446499. The next prime is 116155446529. The reversal of 116155446521 is 125644551611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116155446521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116155446529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328820 + ... + 583466.

It is an arithmetic number, because the mean of its divisors is an integer number (14572231800).

Almost surely, 2^116155446521 is an apocalyptic number.

It is an amenable number.

116155446521 is a deficient number, since it is larger than the sum of its proper divisors (422407879).

116155446521 is a wasteful number, since it uses less digits than its factorization.

116155446521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256303.

The product of its digits is 144000, while the sum is 41.

The spelling of 116155446521 in words is "one hundred sixteen billion, one hundred fifty-five million, four hundred forty-six thousand, five hundred twenty-one".