2051198272 has 14 divisors (see below), whose sum is σ = 4070346698. Its totient is φ = 1025599104.

The previous prime is 2051198263. The next prime is 2051198273. The reversal of 2051198272 is 2728911502.

It can be written as a sum of positive squares in only one way, i.e., 2012060736 + 39137536 = 44856^2 + 6256^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051198273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16024923 + ... + 16025050.

Almost surely, 2^2051198272 is an apocalyptic number.

It is an amenable number.

2051198272 is a deficient number, since it is larger than the sum of its proper divisors (2019148426).

2051198272 is an equidigital number, since it uses as much as digits as its factorization.

2051198272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32049985 (or 32049975 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 2051198272 is about 45290.1564581091. The cubic root of 2051198272 is about 1270.5815576964.

The spelling of 2051198272 in words is "two billion, fifty-one million, one hundred ninety-eight thousand, two hundred seventy-two".