19572950515368 has 32 divisors (see below), whose sum is σ = 49381297178400. Its totient is φ = 6464460719808.

The previous prime is 19572950515367. The next prime is 19572950515493. The reversal of 19572950515368 is 86351505927591.

It is a junction number, because it is equal to n+sod(n) for n = 19572950515299 and 19572950515308.

It is not an unprimeable number, because it can be changed into a prime (19572950515367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3741004746 + ... + 3741009977.

It is an arithmetic number, because the mean of its divisors is an integer number (1543165536825).

Almost surely, 2^{19572950515368} is an apocalyptic number.

It is an amenable number.

19572950515368 is an abundant number, since it is smaller than the sum of its proper divisors (29808346663032).

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

19572950515368 is a wasteful number, since it uses less digits than its factorization.

19572950515368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482014841 (or 7482014837 counting only the distinct ones).

The product of its (nonzero) digits is 102060000, while the sum is 66.

The spelling of 19572950515368 in words is "nineteen trillion, five hundred seventy-two billion, nine hundred fifty million, five hundred fifteen thousand, three hundred sixty-eight".