28055805913006 has 4 divisors (see below), whose sum is σ = 42083708869512. Its totient is φ = 14027902956502.

The previous prime is 28055805912971. The next prime is 28055805913019. The reversal of 28055805913006 is 60031950855082.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 7013951478250 + ... + 7013951478253.

It is an arithmetic number, because the mean of its divisors is an integer number (10520927217378).

Almost surely, 2^{28055805913006} is an apocalyptic number.

28055805913006 is a deficient number, since it is larger than the sum of its proper divisors (14027902956506).

28055805913006 is a wasteful number, since it uses less digits than its factorization.

28055805913006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14027902956505.

The product of its (nonzero) digits is 2592000, while the sum is 52.

The spelling of 28055805913006 in words is "twenty-eight trillion, fifty-five billion, eight hundred five million, nine hundred thirteen thousand, six".