28614894655599 has 36 divisors (see below), whose sum is σ = 48113946789480. Its totient is φ = 16340098975200.

The previous prime is 28614894655583. The next prime is 28614894655601. The reversal of 28614894655599 is 99555649841682.

28614894655599 is a `hidden beast` number, since 2 + 8 + 6 + 1 + 489 + 46 + 5 + 5 + 5 + 99 = 666.

It is not a de Polignac number, because 28614894655599 - 2⁴ = 28614894655583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28614894655549) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21719304 + ... + 22999085.

It is an arithmetic number, because the mean of its divisors is an integer number (1336498521930).

Almost surely, 2^{28614894655599} is an apocalyptic number.

28614894655599 is a deficient number, since it is larger than the sum of its proper divisors (19499052133881).

28614894655599 is a wasteful number, since it uses less digits than its factorization.

28614894655599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44719860 (or 44719850 counting only the distinct ones).

The product of its digits is 6718464000, while the sum is 81.

The spelling of 28614894655599 in words is "twenty-eight trillion, six hundred fourteen billion, eight hundred ninety-four million, six hundred fifty-five thousand, five hundred ninety-nine".