2116612504452 has 12 divisors (see below), whose sum is σ = 4938762510416. Its totient is φ = 705537501480.

The previous prime is 2116612504439. The next prime is 2116612504463. The reversal of 2116612504452 is 2544052166112.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2116612504452.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88192187674 + ... + 88192187697.

Almost surely, 2^{2116612504452} is an apocalyptic number.

It is an amenable number.

2116612504452 is an abundant number, since it is smaller than the sum of its proper divisors (2822150005964).

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

2116612504452 is a wasteful number, since it uses less digits than its factorization.

2116612504452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176384375378 (or 176384375376 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 2116612504452 in words is "two trillion, one hundred sixteen billion, six hundred twelve million, five hundred four thousand, four hundred fifty-two".