28626855862682 has 48 divisors (see below), whose sum is σ = 55042360900800. Its totient is φ = 11153320433640.

The previous prime is 28626855862681. The next prime is 28626855862711.

28626855862682 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (28626855862681) 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 23 ways as a sum of consecutive naturals, for example, 172355468 + ... + 172521479.

It is an arithmetic number, because the mean of its divisors is an integer number (1146715852100).

Almost surely, 2^{28626855862682} is an apocalyptic number.

28626855862682 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

28626855862682 is a deficient number, since it is larger than the sum of its proper divisors (26415505038118).

28626855862682 is a wasteful number, since it uses less digits than its factorization.

28626855862682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344876992 (or 344876967 counting only the distinct ones).

The product of its digits is 2123366400, while the sum is 74.

The spelling of 28626855862682 in words is "twenty-eight trillion, six hundred twenty-six billion, eight hundred fifty-five million, eight hundred sixty-two thousand, six hundred eighty-two".