28834359345 has 256 divisors, whose sum is σ = 61212672000. Its totient is φ = 12880788480.

The previous prime is 28834359341. The next prime is 28834359361. The reversal of 28834359345 is 54395343882.

28834359345 is a `hidden beast` number, since 2 + 8 + 8 + 3 + 4 + 3 + 593 + 45 = 666.

It is not a de Polignac number, because 28834359345 - 2² = 28834359341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28834359291 and 28834359300.

It is not an unprimeable number, because it can be changed into a prime (28834359341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 120645736 + ... + 120645974.

It is an arithmetic number, because the mean of its divisors is an integer number (239112000).

Almost surely, 2^28834359345 is an apocalyptic number.

It is an amenable number.

28834359345 is an abundant number, since it is smaller than the sum of its proper divisors (32378312655).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28834359345 is a wasteful number, since it uses less digits than its factorization.

28834359345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 334 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 54.

The spelling of 28834359345 in words is "twenty-eight billion, eight hundred thirty-four million, three hundred fifty-nine thousand, three hundred forty-five".