30928584550 has 24 divisors (see below), whose sum is σ = 57547093536. Its totient is φ = 12367148640.

The previous prime is 30928584521. The next prime is 30928584563. The reversal of 30928584550 is 5548582903.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 30928584494 and 30928584503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40684 + ... + 252016.

It is an arithmetic number, because the mean of its divisors is an integer number (2397795564).

Almost surely, 2^30928584550 is an apocalyptic number.

30928584550 is a deficient number, since it is larger than the sum of its proper divisors (26618508986).

30928584550 is a wasteful number, since it uses less digits than its factorization.

30928584550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214272 (or 214267 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 49.

The spelling of 30928584550 in words is "thirty billion, nine hundred twenty-eight million, five hundred eighty-four thousand, five hundred fifty".