28480020082 has 8 divisors (see below), whose sum is σ = 44193134700. Its totient is φ = 13748975184.

The previous prime is 28480020073. The next prime is 28480020091. The reversal of 28480020082 is 28002008482.

It is an interprime number because it is at equal distance from previous prime (28480020073) and next prime (28480020091).

It can be written as a sum of positive squares in 2 ways, for example, as 27892006081 + 588014001 = 167009^2 + 24249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×28480020082² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245517357 + ... + 245517472.

Almost surely, 2^28480020082 is an apocalyptic number.

28480020082 is a deficient number, since it is larger than the sum of its proper divisors (15713114618).

28480020082 is a wasteful number, since it uses less digits than its factorization.

28480020082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491034860.

The product of its (nonzero) digits is 16384, while the sum is 34.

The spelling of 28480020082 in words is "twenty-eight billion, four hundred eighty million, twenty thousand, eighty-two".