16530600550 has 24 divisors (see below), whose sum is σ = 30768566400. Its totient is φ = 6607584480.

The previous prime is 16530600547. The next prime is 16530600557. The reversal of 16530600550 is 5500603561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16530600557) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 44230 + ... + 187129.

It is an arithmetic number, because the mean of its divisors is an integer number (1282023600).

Almost surely, 2^16530600550 is an apocalyptic number.

16530600550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16530600550 is a deficient number, since it is larger than the sum of its proper divisors (14237965850).

16530600550 is a wasteful number, since it uses less digits than its factorization.

16530600550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232800 (or 232795 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 16530600550 in words is "sixteen billion, five hundred thirty million, six hundred thousand, five hundred fifty".