28474877713 has 2 divisors, whose sum is σ = 28474877714. Its totient is φ = 28474877712.

The previous prime is 28474877677. The next prime is 28474877723. The reversal of 28474877713 is 31777847482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24034921024 + 4439956689 = 155032^2 + 66633^2 .

It is a cyclic number.

It is not a de Polignac number, because 28474877713 - 2²¹ = 28472780561 is a prime.

It is a super-2 number, since 2×28474877713² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28474877723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14237438856 + 14237438857.

It is an arithmetic number, because the mean of its divisors is an integer number (14237438857).

Almost surely, 2^28474877713 is an apocalyptic number.

It is an amenable number.

28474877713 is a deficient number, since it is larger than the sum of its proper divisors (1).

28474877713 is an equidigital number, since it uses as much as digits as its factorization.

28474877713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14751744, while the sum is 58.

The spelling of 28474877713 in words is "twenty-eight billion, four hundred seventy-four million, eight hundred seventy-seven thousand, seven hundred thirteen".