2116023745 has 32 divisors (see below), whose sum is σ = 2937150720. Its totient is φ = 1446359040.

The previous prime is 2116023739. The next prime is 2116023799. The reversal of 2116023745 is 5473206112.

It is not a de Polignac number, because 2116023745 - 2²⁵ = 2082469313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 992841 + ... + 994969.

It is an arithmetic number, because the mean of its divisors is an integer number (91785960).

Almost surely, 2^2116023745 is an apocalyptic number.

It is an amenable number.

2116023745 is a deficient number, since it is larger than the sum of its proper divisors (821126975).

2116023745 is a wasteful number, since it uses less digits than its factorization.

2116023745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3225.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 2116023745 is about 46000.2580971020. The cubic root of 2116023745 is about 1283.8280067838.

Adding to 2116023745 its reverse (5473206112), we get a palindrome (7589229857).

The spelling of 2116023745 in words is "two billion, one hundred sixteen million, twenty-three thousand, seven hundred forty-five".