28316111451 has 8 divisors (see below), whose sum is σ = 38101190160. Its totient is φ = 18704220192.

The previous prime is 28316111437. The next prime is 28316111459. The reversal of 28316111451 is 15411161382.

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

It is not a de Polignac number, because 28316111451 - 2⁹ = 28316110939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28316111459) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 43296480 + ... + 43297133.

It is an arithmetic number, because the mean of its divisors is an integer number (4762648770).

Almost surely, 2^28316111451 is an apocalyptic number.

28316111451 is a deficient number, since it is larger than the sum of its proper divisors (9785078709).

28316111451 is a wasteful number, since it uses less digits than its factorization.

28316111451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86593725.

The product of its digits is 5760, while the sum is 33.

The spelling of 28316111451 in words is "twenty-eight billion, three hundred sixteen million, one hundred eleven thousand, four hundred fifty-one".