28436677663482 has 24 divisors (see below), whose sum is σ = 67213965386880. Its totient is φ = 8617175049480.

The previous prime is 28436677663477. The next prime is 28436677663507.

28436677663482 is a `hidden beast` number, since 2 + 8 + 436 + 67 + 76 + 63 + 4 + 8 + 2 = 666.

28436677663482 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 28436677663482.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71809791882 + ... + 71809792277.

It is an arithmetic number, because the mean of its divisors is an integer number (2800581891120).

Almost surely, 2^{28436677663482} is an apocalyptic number.

28436677663482 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

28436677663482 is an abundant number, since it is smaller than the sum of its proper divisors (38777287723398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28436677663482 is a wasteful number, since it uses less digits than its factorization.

28436677663482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143619584178 (or 143619584175 counting only the distinct ones).

The product of its digits is 2341011456, while the sum is 72.

The spelling of 28436677663482 in words is "twenty-eight trillion, four hundred thirty-six billion, six hundred seventy-seven million, six hundred sixty-three thousand, four hundred eighty-two".