28730014586 has 64 divisors (see below), whose sum is σ = 56199806208. Its totient is φ = 10689573888.

The previous prime is 28730014571. The next prime is 28730014613. The reversal of 28730014586 is 68541003782.

It is a super-2 number, since 2×28730014586² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6349721 + ... + 6354243.

It is an arithmetic number, because the mean of its divisors is an integer number (878121972).

Almost surely, 2^28730014586 is an apocalyptic number.

28730014586 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

28730014586 is a deficient number, since it is larger than the sum of its proper divisors (27469791622).

28730014586 is a wasteful number, since it uses less digits than its factorization.

28730014586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6615.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 28730014586 in words is "twenty-eight billion, seven hundred thirty million, fourteen thousand, five hundred eighty-six".