19393920000384 has 64 divisors (see below), whose sum is σ = 54545400019440. Its totient is φ = 6084367056896.

The previous prime is 19393920000313. The next prime is 19393920000467. The reversal of 19393920000384 is 48300002939391.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×19393920000384² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1485434649 + ... + 1485447704.

Almost surely, 2^{19393920000384} is an apocalyptic number.

It is an amenable number.

19393920000384 is an abundant number, since it is smaller than the sum of its proper divisors (35151480019056).

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

19393920000384 is a wasteful number, since it uses less digits than its factorization.

19393920000384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2970882387 (or 2970882375 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 51.

The spelling of 19393920000384 in words is "nineteen trillion, three hundred ninety-three billion, nine hundred twenty million, three hundred eighty-four", and thus it is an aban number.