11616758321 has 8 divisors (see below), whose sum is σ = 13493939904. Its totient is φ = 9793987920.

The previous prime is 11616758311. The next prime is 11616758333. The reversal of 11616758321 is 12385761611.

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-11616758321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11616758311) 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, 13602335 + ... + 13603188.

It is an arithmetic number, because the mean of its divisors is an integer number (1686742488).

Almost surely, 2^11616758321 is an apocalyptic number.

It is an amenable number.

11616758321 is a deficient number, since it is larger than the sum of its proper divisors (1877181583).

11616758321 is an equidigital number, since it uses as much as digits as its factorization.

11616758321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27205591.

The product of its digits is 60480, while the sum is 41.

The spelling of 11616758321 in words is "eleven billion, six hundred sixteen million, seven hundred fifty-eight thousand, three hundred twenty-one".