2116672012 has 36 divisors (see below), whose sum is σ = 4640401920. Its totient is φ = 837363744.

The previous prime is 2116671943. The next prime is 2116672013. The reversal of 2116672012 is 2102766112.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (2116672013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412812 + ... + 417907.

Almost surely, 2^2116672012 is an apocalyptic number.

It is an amenable number.

2116672012 is an abundant number, since it is smaller than the sum of its proper divisors (2523729908).

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

2116672012 is a wasteful number, since it uses less digits than its factorization.

2116672012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830750 (or 830741 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 2116672012 is about 46007.3038984029. The cubic root of 2116672012 is about 1283.9590983112.

The spelling of 2116672012 in words is "two billion, one hundred sixteen million, six hundred seventy-two thousand, twelve".