2451271828 has 12 divisors (see below), whose sum is σ = 4476235680. Its totient is φ = 1172347352.

The previous prime is 2451271819. The next prime is 2451271841. The reversal of 2451271828 is 8281721542.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 13322038 + ... + 13322221.

It is an arithmetic number, because the mean of its divisors is an integer number (373019640).

Almost surely, 2^2451271828 is an apocalyptic number.

It is an amenable number.

2451271828 is a deficient number, since it is larger than the sum of its proper divisors (2024963852).

2451271828 is a wasteful number, since it uses less digits than its factorization.

2451271828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26644286 (or 26644284 counting only the distinct ones).

The product of its digits is 71680, while the sum is 40.

The square root of 2451271828 is about 49510.3204190803. The cubic root of 2451271828 is about 1348.3329817807.

The spelling of 2451271828 in words is "two billion, four hundred fifty-one million, two hundred seventy-one thousand, eight hundred twenty-eight".