16364365446 has 128 divisors (see below), whose sum is σ = 39309484032. Its totient is φ = 4476096000.

The previous prime is 16364365421. The next prime is 16364365453. The reversal of 16364365446 is 64456346361.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16364365395 and 16364365404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9995740 + ... + 9997376.

It is an arithmetic number, because the mean of its divisors is an integer number (307105344).

Almost surely, 2^16364365446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16364365446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19654742016).

16364365446 is an abundant number, since it is smaller than the sum of its proper divisors (22945118586).

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

16364365446 is a wasteful number, since it uses less digits than its factorization.

16364365446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918.

The product of its digits is 3732480, while the sum is 48.

The spelling of 16364365446 in words is "sixteen billion, three hundred sixty-four million, three hundred sixty-five thousand, four hundred forty-six".