19996750132 has 48 divisors (see below), whose sum is σ = 36788774400. Its totient is φ = 9497537280.

The previous prime is 19996750129. The next prime is 19996750153. The reversal of 19996750132 is 23105769991.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 19996750132.

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 15 ways as a sum of consecutive naturals, for example, 3646969 + ... + 3652447.

It is an arithmetic number, because the mean of its divisors is an integer number (766432800).

Almost surely, 2^19996750132 is an apocalyptic number.

It is an amenable number.

19996750132 is a deficient number, since it is larger than the sum of its proper divisors (16792024268).

19996750132 is a wasteful number, since it uses less digits than its factorization.

19996750132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6016 (or 6014 counting only the distinct ones).

The product of its (nonzero) digits is 918540, while the sum is 52.

The spelling of 19996750132 in words is "nineteen billion, nine hundred ninety-six million, seven hundred fifty thousand, one hundred thirty-two".