28214793547 has 2 divisors, whose sum is σ = 28214793548. Its totient is φ = 28214793546.

The previous prime is 28214793517. The next prime is 28214793601. The reversal of 28214793547 is 74539741282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28214793547 - 2¹⁵ = 28214760779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28214793494 and 28214793503.

It is not a weakly prime, because it can be changed into another prime (28214793517) 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 as a sum of consecutive naturals, namely, 14107396773 + 14107396774.

It is an arithmetic number, because the mean of its divisors is an integer number (14107396774).

Almost surely, 2^28214793547 is an apocalyptic number.

28214793547 is a deficient number, since it is larger than the sum of its proper divisors (1).

28214793547 is an equidigital number, since it uses as much as digits as its factorization.

28214793547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3386880, while the sum is 52.

The spelling of 28214793547 in words is "twenty-eight billion, two hundred fourteen million, seven hundred ninety-three thousand, five hundred forty-seven".