2672729816 has 32 divisors (see below), whose sum is σ = 5052348000. Its totient is φ = 1325464320.

The previous prime is 2672729809. The next prime is 2672729819. The reversal of 2672729816 is 6189272762.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2672729819) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1170596 + ... + 1172876.

It is an arithmetic number, because the mean of its divisors is an integer number (157885875).

Almost surely, 2^2672729816 is an apocalyptic number.

It is an amenable number.

2672729816 is a deficient number, since it is larger than the sum of its proper divisors (2379618184).

2672729816 is a wasteful number, since it uses less digits than its factorization.

2672729816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419 (or 3415 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 50.

The square root of 2672729816 is about 51698.4508085107. The cubic root of 2672729816 is about 1387.7727414057.

The spelling of 2672729816 in words is "two billion, six hundred seventy-two million, seven hundred twenty-nine thousand, eight hundred sixteen".