19933113440146 has 8 divisors (see below), whose sum is σ = 30114775701360. Its totient is φ = 9894854873028.

The previous prime is 19933113440137. The next prime is 19933113440171. The reversal of 19933113440146 is 64104431133991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×19933113440146² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19933113440146.

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, 35850923176 + ... + 35850923731.

It is an arithmetic number, because the mean of its divisors is an integer number (3764346962670).

Almost surely, 2^{19933113440146} is an apocalyptic number.

19933113440146 is a deficient number, since it is larger than the sum of its proper divisors (10181662261214).

19933113440146 is a wasteful number, since it uses less digits than its factorization.

19933113440146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71701847048.

The product of its (nonzero) digits is 839808, while the sum is 49.

The spelling of 19933113440146 in words is "nineteen trillion, nine hundred thirty-three billion, one hundred thirteen million, four hundred forty thousand, one hundred forty-six".