199081064668032 has 96 divisors (see below), whose sum is σ = 572907631062000. Its totient is φ = 66356748896256.

The previous prime is 199081064668027. The next prime is 199081064668043. The reversal of 199081064668032 is 230866460180991.

199081064668032 is a `hidden beast` number, since 1 + 9 + 90 + 8 + 1 + 0 + 6 + 466 + 80 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16555644 + ... + 25927812.

Almost surely, 2^{199081064668032} is an apocalyptic number.

199081064668032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199081064668032 is an abundant number, since it is smaller than the sum of its proper divisors (373826566393968).

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

199081064668032 is a wasteful number, since it uses less digits than its factorization.

199081064668032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9390628 (or 9390613 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 199081064668032 in words is "one hundred ninety-nine trillion, eighty-one billion, sixty-four million, six hundred sixty-eight thousand, thirty-two".