28302287460 has 48 divisors (see below), whose sum is σ = 79409210496. Its totient is φ = 7531771392.

The previous prime is 28302287459. The next prime is 28302287483. The reversal of 28302287460 is 6478220382.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 455077 + ... + 513516.

It is an arithmetic number, because the mean of its divisors is an integer number (1654358552).

Almost surely, 2^28302287460 is an apocalyptic number.

28302287460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28302287460 is an abundant number, since it is smaller than the sum of its proper divisors (51106923036).

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

28302287460 is a wasteful number, since it uses less digits than its factorization.

28302287460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969092 (or 969090 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 28302287460 in words is "twenty-eight billion, three hundred two million, two hundred eighty-seven thousand, four hundred sixty".