2146645016 has 16 divisors (see below), whose sum is σ = 4199958000. Its totient is φ = 1026656224.

The previous prime is 2146645013. The next prime is 2146645037. The reversal of 2146645016 is 6105466412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146645013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5833091 + ... + 5833458.

It is an arithmetic number, because the mean of its divisors is an integer number (262497375).

Almost surely, 2^2146645016 is an apocalyptic number.

It is an amenable number.

2146645016 is a deficient number, since it is larger than the sum of its proper divisors (2053312984).

2146645016 is a wasteful number, since it uses less digits than its factorization.

2146645016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11666578 (or 11666574 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 2146645016 is about 46331.9006301274. The cubic root of 2146645016 is about 1289.9911895719.

The spelling of 2146645016 in words is "two billion, one hundred forty-six million, six hundred forty-five thousand, sixteen".