16006530250 has 16 divisors (see below), whose sum is σ = 29964225096. Its totient is φ = 6402612000.

The previous prime is 16006530247. The next prime is 16006530269. The reversal of 16006530250 is 5203560061.

It can be written as a sum of positive squares in 4 ways, for example, as 4910225329 + 11096304921 = 70073^2 + 105339^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32012811 + ... + 32013310.

Almost surely, 2^16006530250 is an apocalyptic number.

16006530250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16006530250 is a deficient number, since it is larger than the sum of its proper divisors (13957694846).

16006530250 is an equidigital number, since it uses as much as digits as its factorization.

16006530250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64026138 (or 64026128 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 16006530250 in words is "sixteen billion, six million, five hundred thirty thousand, two hundred fifty".