28338547351 has 2 divisors, whose sum is σ = 28338547352. Its totient is φ = 28338547350.

The previous prime is 28338547343. The next prime is 28338547361. The reversal of 28338547351 is 15374583382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28338547351 - 2³ = 28338547343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28338547295 and 28338547304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28338547301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14169273675 + 14169273676.

It is an arithmetic number, because the mean of its divisors is an integer number (14169273676).

Almost surely, 2^28338547351 is an apocalyptic number.

28338547351 is a deficient number, since it is larger than the sum of its proper divisors (1).

28338547351 is an equidigital number, since it uses as much as digits as its factorization.

28338547351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 49.

The spelling of 28338547351 in words is "twenty-eight billion, three hundred thirty-eight million, five hundred forty-seven thousand, three hundred fifty-one".