28240383572073 has 16 divisors (see below), whose sum is σ = 41855538349440. Its totient is φ = 18818852505552.

The previous prime is 28240383572041. The next prime is 28240383572077. The reversal of 28240383572073 is 37027538304282.

28240383572073 is a `hidden beast` number, since 2 + 8 + 2 + 4 + 0 + 383 + 57 + 207 + 3 = 666.

It is not a de Polignac number, because 28240383572073 - 2⁵ = 28240383572041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28240383572077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224099061 + ... + 224225042.

It is an arithmetic number, because the mean of its divisors is an integer number (2615971146840).

Almost surely, 2^{28240383572073} is an apocalyptic number.

It is an amenable number.

28240383572073 is a deficient number, since it is larger than the sum of its proper divisors (13615154777367).

28240383572073 is a wasteful number, since it uses less digits than its factorization.

28240383572073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448326445 (or 448326439 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 54.

The spelling of 28240383572073 in words is "twenty-eight trillion, two hundred forty billion, three hundred eighty-three million, five hundred seventy-two thousand, seventy-three".