16012194320 has 20 divisors (see below), whose sum is σ = 37228351980. Its totient is φ = 6404877696.

The previous prime is 16012194313. The next prime is 16012194361. The reversal of 16012194320 is 2349121061.

It can be written as a sum of positive squares in 2 ways, for example, as 12057796864 + 3954397456 = 109808^2 + 62884^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100076135 + ... + 100076294.

It is an arithmetic number, because the mean of its divisors is an integer number (1861417599).

Almost surely, 2^16012194320 is an apocalyptic number.

16012194320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16012194320 is an abundant number, since it is smaller than the sum of its proper divisors (21216157660).

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

16012194320 is a wasteful number, since it uses less digits than its factorization.

16012194320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200152442 (or 200152436 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 16012194320 in words is "sixteen billion, twelve million, one hundred ninety-four thousand, three hundred twenty".