16573793650 has 12 divisors (see below), whose sum is σ = 30827256282. Its totient is φ = 6629517440.

The previous prime is 16573793641. The next prime is 16573793659. The reversal of 16573793650 is 5639737561.

It is a happy number.

16573793650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16573793641) and next prime (16573793659).

It can be written as a sum of positive squares in 3 ways, for example, as 6386726889 + 10187066761 = 79917^2 + 100931^2 .

It is not an unprimeable number, because it can be changed into a prime (16573793659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165737887 + ... + 165737986.

Almost surely, 2^16573793650 is an apocalyptic number.

16573793650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16573793650 is a deficient number, since it is larger than the sum of its proper divisors (14253462632).

16573793650 is a wasteful number, since it uses less digits than its factorization.

16573793650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331475885 (or 331475880 counting only the distinct ones).

The product of its (nonzero) digits is 3572100, while the sum is 52.

The spelling of 16573793650 in words is "sixteen billion, five hundred seventy-three million, seven hundred ninety-three thousand, six hundred fifty".