16953943790 has 16 divisors (see below), whose sum is σ = 34876684512. Its totient is φ = 5812780704.

The previous prime is 16953943777. The next prime is 16953943859. The reversal of 16953943790 is 9734935961.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 121099529 + ... + 121099668.

It is an arithmetic number, because the mean of its divisors is an integer number (2179792782).

Almost surely, 2^16953943790 is an apocalyptic number.

16953943790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16953943790 is an abundant number, since it is smaller than the sum of its proper divisors (17922740722).

16953943790 is a wasteful number, since it uses less digits than its factorization.

16953943790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242199211.

The product of its (nonzero) digits is 5511240, while the sum is 56.

The spelling of 16953943790 in words is "sixteen billion, nine hundred fifty-three million, nine hundred forty-three thousand, seven hundred ninety".