63199790906 has 16 divisors (see below), whose sum is σ = 110118606720. Its totient is φ = 26641597680.

The previous prime is 63199790891. The next prime is 63199790917. The reversal of 63199790906 is 60909799136.

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 7 ways as a sum of consecutive naturals, for example, 37001366 + ... + 37003073.

It is an arithmetic number, because the mean of its divisors is an integer number (6882412920).

Almost surely, 2^63199790906 is an apocalyptic number.

63199790906 is a deficient number, since it is larger than the sum of its proper divisors (46918815814).

63199790906 is a wasteful number, since it uses less digits than its factorization.

63199790906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74004509.

The product of its (nonzero) digits is 4960116, while the sum is 59.

The spelling of 63199790906 in words is "sixty-three billion, one hundred ninety-nine million, seven hundred ninety thousand, nine hundred six".