199263264384 has 64 divisors (see below), whose sum is σ = 543598302240. Its totient is φ = 64625918976.

The previous prime is 199263264377. The next prime is 199263264401. The reversal of 199263264384 is 483462362991.

It is a tau number, because it is divible by the number of its divisors (64).

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, 6998154 + ... + 7026569.

Almost surely, 2^199263264384 is an apocalyptic number.

It is an amenable number.

199263264384 is an abundant number, since it is smaller than the sum of its proper divisors (344335037856).

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

199263264384 is a wasteful number, since it uses less digits than its factorization.

199263264384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14024777 (or 14024765 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 57.

The spelling of 199263264384 in words is "one hundred ninety-nine billion, two hundred sixty-three million, two hundred sixty-four thousand, three hundred eighty-four".