2116465732 has 18 divisors (see below), whose sum is σ = 3728996138. Its totient is φ = 1051086528.

The previous prime is 2116465709. The next prime is 2116465777. The reversal of 2116465732 is 2375646112.

It can be written as a sum of positive squares in 3 ways, for example, as 63107136 + 2053358596 = 7944^2 + 45314^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2116465691 and 2116465700.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76888 + ... + 100720.

Almost surely, 2^2116465732 is an apocalyptic number.

It is an amenable number.

2116465732 is a deficient number, since it is larger than the sum of its proper divisors (1612530406).

2116465732 is a wasteful number, since it uses less digits than its factorization.

2116465732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24135 (or 23984 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 2116465732 is about 46005.0620258249. The cubic root of 2116465732 is about 1283.9173875996.

The spelling of 2116465732 in words is "two billion, one hundred sixteen million, four hundred sixty-five thousand, seven hundred thirty-two".