16368843954 has 32 divisors (see below), whose sum is σ = 32883451200. Its totient is φ = 5432023872.

The previous prime is 16368843923. The next prime is 16368843971. The reversal of 16368843954 is 45934886361.

It is a junction number, because it is equal to n+sod(n) for n = 16368843894 and 16368843903.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2164572 + ... + 2172120.

It is an arithmetic number, because the mean of its divisors is an integer number (1027607850).

Almost surely, 2^16368843954 is an apocalyptic number.

16368843954 is an abundant number, since it is smaller than the sum of its proper divisors (16514607246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16368843954 is a wasteful number, since it uses less digits than its factorization.

16368843954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9114.

The product of its digits is 14929920, while the sum is 57.

The spelling of 16368843954 in words is "sixteen billion, three hundred sixty-eight million, eight hundred forty-three thousand, nine hundred fifty-four".