16923353830 has 16 divisors (see below), whose sum is σ = 30961415664. Its totient is φ = 6658368480.

The previous prime is 16923353819. The next prime is 16923353869. The reversal of 16923353830 is 3835332961.

It is a congruent number.

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, 13870992 + ... + 13872211.

It is an arithmetic number, because the mean of its divisors is an integer number (1935088479).

Almost surely, 2^16923353830 is an apocalyptic number.

16923353830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16923353830 is a deficient number, since it is larger than the sum of its proper divisors (14038061834).

16923353830 is a wasteful number, since it uses less digits than its factorization.

16923353830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27743271.

The product of its (nonzero) digits is 349920, while the sum is 43.

The spelling of 16923353830 in words is "sixteen billion, nine hundred twenty-three million, three hundred fifty-three thousand, eight hundred thirty".