19452063693385 has 8 divisors (see below), whose sum is σ = 23404066081920. Its totient is φ = 15520591188144.

The previous prime is 19452063693343. The next prime is 19452063693389. The reversal of 19452063693385 is 58339636025491.

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

It is a cyclic number.

It is not a de Polignac number, because 19452063693385 - 2³⁵ = 19417703955017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19452063693389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5132468737 + ... + 5132472526.

It is an arithmetic number, because the mean of its divisors is an integer number (2925508260240).

Almost surely, 2^{19452063693385} is an apocalyptic number.

It is an amenable number.

19452063693385 is a deficient number, since it is larger than the sum of its proper divisors (3952002388535).

19452063693385 is a wasteful number, since it uses less digits than its factorization.

19452063693385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10264941647.

The product of its (nonzero) digits is 125971200, while the sum is 64.

The spelling of 19452063693385 in words is "nineteen trillion, four hundred fifty-two billion, sixty-three million, six hundred ninety-three thousand, three hundred eighty-five".