28477181026 has 8 divisors (see below), whose sum is σ = 48818024640. Its totient is φ = 12204506148.

The previous prime is 28477181009. The next prime is 28477181027. The reversal of 28477181026 is 62018177482.

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

It is not an unprimeable number, because it can be changed into a prime (28477181027) by changing a digit.

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, 1017042166 + ... + 1017042193.

It is an arithmetic number, because the mean of its divisors is an integer number (6102253080).

Almost surely, 2^28477181026 is an apocalyptic number.

28477181026 is a deficient number, since it is larger than the sum of its proper divisors (20340843614).

28477181026 is a wasteful number, since it uses less digits than its factorization.

28477181026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034084368.

The product of its (nonzero) digits is 301056, while the sum is 46.

The spelling of 28477181026 in words is "twenty-eight billion, four hundred seventy-seven million, one hundred eighty-one thousand, twenty-six".