16716203650 has 24 divisors (see below), whose sum is σ = 31098164724. Its totient is φ = 6685185600.

The previous prime is 16716203639. The next prime is 16716203653. The reversal of 16716203650 is 5630261761.

It can be written as a sum of positive squares in 6 ways, for example, as 9539233561 + 7176970089 = 97669^2 + 84717^2 .

It is not an unprimeable number, because it can be changed into a prime (16716203653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253080 + ... + 312220.

Almost surely, 2^16716203650 is an apocalyptic number.

16716203650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16716203650 is a deficient number, since it is larger than the sum of its proper divisors (14381961074).

16716203650 is a wasteful number, since it uses less digits than its factorization.

16716203650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64806 (or 64801 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 16716203650 in words is "sixteen billion, seven hundred sixteen million, two hundred three thousand, six hundred fifty".