199452548376 has 48 divisors (see below), whose sum is σ = 541943602200. Its totient is φ = 66267614592.

The previous prime is 199452548359. The next prime is 199452548381. The reversal of 199452548376 is 673845254991.

199452548376 is a `hidden beast` number, since 1 + 9 + 9 + 4 + 5 + 254 + 8 + 376 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4489581 + ... + 4533788.

Almost surely, 2^199452548376 is an apocalyptic number.

It is an amenable number.

199452548376 is an abundant number, since it is smaller than the sum of its proper divisors (342491053824).

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

199452548376 is a wasteful number, since it uses less digits than its factorization.

199452548376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9023688 (or 9023681 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The spelling of 199452548376 in words is "one hundred ninety-nine billion, four hundred fifty-two million, five hundred forty-eight thousand, three hundred seventy-six".