2116620632 has 64 divisors (see below), whose sum is σ = 5011269120. Its totient is φ = 816634368.

The previous prime is 2116620559. The next prime is 2116620637. The reversal of 2116620632 is 2360266112.

It is a junction number, because it is equal to n+sod(n) for n = 2116620595 and 2116620604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116620637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26438 + ... + 70229.

It is an arithmetic number, because the mean of its divisors is an integer number (78301080).

Almost surely, 2^2116620632 is an apocalyptic number.

It is an amenable number.

2116620632 is an abundant number, since it is smaller than the sum of its proper divisors (2894648488).

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

2116620632 is a wasteful number, since it uses less digits than its factorization.

2116620632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96720 (or 96716 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2116620632 is about 46006.7455054147. The cubic root of 2116620632 is about 1283.9487093055.

Adding to 2116620632 its reverse (2360266112), we get a palindrome (4476886744).

The spelling of 2116620632 in words is "two billion, one hundred sixteen million, six hundred twenty thousand, six hundred thirty-two".