28300816402 has 32 divisors (see below), whose sum is σ = 45138746880. Its totient is φ = 13261747200.

The previous prime is 28300816343. The next prime is 28300816433. The reversal of 28300816402 is 20461800382.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9801403 + ... + 9804289.

It is an arithmetic number, because the mean of its divisors is an integer number (1410585840).

Almost surely, 2^28300816402 is an apocalyptic number.

28300816402 is a deficient number, since it is larger than the sum of its proper divisors (16837930478).

28300816402 is a wasteful number, since it uses less digits than its factorization.

28300816402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026.

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 28300816402 in words is "twenty-eight billion, three hundred million, eight hundred sixteen thousand, four hundred two".