1164516489216 has 144 divisors (see below), whose sum is σ = 3365591229000. Its totient is φ = 387912056832.

The previous prime is 1164516489193. The next prime is 1164516489233. The reversal of 1164516489216 is 6129846154611.

1164516489216 is a `hidden beast` number, since 1 + 1 + 64 + 516 + 48 + 9 + 21 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28530775 + ... + 28571561.

Almost surely, 2^{1164516489216} is an apocalyptic number.

1164516489216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1164516489216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1682795614500).

1164516489216 is an abundant number, since it is smaller than the sum of its proper divisors (2201074739784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1164516489216 is a wasteful number, since it uses less digits than its factorization.

1164516489216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42364 (or 42341 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The spelling of 1164516489216 in words is "one trillion, one hundred sixty-four billion, five hundred sixteen million, four hundred eighty-nine thousand, two hundred sixteen".