28317750034 has 32 divisors (see below), whose sum is σ = 52449292800. Its totient is φ = 11422281024.

The previous prime is 28317749987. The next prime is 28317750049. The reversal of 28317750034 is 43005771382.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 1202442 + ... + 1225765.

It is an arithmetic number, because the mean of its divisors is an integer number (1639040400).

Almost surely, 2^28317750034 is an apocalyptic number.

28317750034 is a deficient number, since it is larger than the sum of its proper divisors (24131542766).

28317750034 is a wasteful number, since it uses less digits than its factorization.

28317750034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428247 (or 2428233 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 28317750034 in words is "twenty-eight billion, three hundred seventeen million, seven hundred fifty thousand, thirty-four".