19320600064 has 40 divisors (see below), whose sum is σ = 38799623808. Its totient is φ = 9611212800.

The previous prime is 19320600041. The next prime is 19320600067. The reversal of 19320600064 is 46000602391.

It is a junction number, because it is equal to n+sod(n) for n = 19320599999 and 19320600035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19320600067) by changing a digit.

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, 5089 + ... + 196639.

Almost surely, 2^19320600064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19320600064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19399811904).

19320600064 is an abundant number, since it is smaller than the sum of its proper divisors (19479023744).

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

19320600064 is an equidigital number, since it uses as much as digits as its factorization.

19320600064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191766 (or 191750 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 19320600064 in words is "nineteen billion, three hundred twenty million, six hundred thousand, sixty-four".