2116722708882 has 40 divisors (see below), whose sum is σ = 4743458407116. Its totient is φ = 705510031968.

The previous prime is 2116722708839. The next prime is 2116722708911. The reversal of 2116722708882 is 2888072276112.

2116722708882 is a `hidden beast` number, since 211 + 6 + 7 + 2 + 270 + 88 + 82 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2091549395961 + 25173312921 = 1446219^2 + 158661^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1208128 + ... + 2386004.

Almost surely, 2^{2116722708882} is an apocalyptic number.

2116722708882 is an abundant number, since it is smaller than the sum of its proper divisors (2626735698234).

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

2116722708882 is a wasteful number, since it uses less digits than its factorization.

2116722708882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188984 (or 1188975 counting only the distinct ones).

The product of its (nonzero) digits is 2408448, while the sum is 54.

The spelling of 2116722708882 in words is "two trillion, one hundred sixteen billion, seven hundred twenty-two million, seven hundred eight thousand, eight hundred eighty-two".