199964527016 has 16 divisors (see below), whose sum is σ = 375850202100. Its totient is φ = 99737806464.

The previous prime is 199964526997. The next prime is 199964527031. The reversal of 199964527016 is 610725469991.

It can be written as a sum of positive squares in 2 ways, for example, as 193116302500 + 6848224516 = 439450^2 + 82754^2 .

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 3 ways as a sum of consecutive naturals, for example, 30553655 + ... + 30560198.

Almost surely, 2^199964527016 is an apocalyptic number.

It is an amenable number.

199964527016 is a deficient number, since it is larger than the sum of its proper divisors (175885675084).

199964527016 is a wasteful number, since it uses less digits than its factorization.

199964527016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61114268 (or 61114264 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 59.

The spelling of 199964527016 in words is "one hundred ninety-nine billion, nine hundred sixty-four million, five hundred twenty-seven thousand, sixteen".