199415568 has 40 divisors (see below), whose sum is σ = 561990816. Its totient is φ = 60428800.

The previous prime is 199415539. The next prime is 199415581. The reversal of 199415568 is 865514991.

199415568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 188313 + ... + 189368.

Almost surely, 2^199415568 is an apocalyptic number.

It is an amenable number.

199415568 is an abundant number, since it is smaller than the sum of its proper divisors (362575248).

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

199415568 is a wasteful number, since it uses less digits than its factorization.

199415568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377703 (or 377697 counting only the distinct ones).

The product of its digits is 388800, while the sum is 48.

The square root of 199415568 is about 14121.4577151228. The cubic root of 199415568 is about 584.2333620453.

The spelling of 199415568 in words is "one hundred ninety-nine million, four hundred fifteen thousand, five hundred sixty-eight".