19232496312 has 128 divisors (see below), whose sum is σ = 52570080000. Its totient is φ = 5840142336.

The previous prime is 19232496307. The next prime is 19232496313. The reversal of 19232496312 is 21369423291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19232496313) 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 31 ways as a sum of consecutive naturals, for example, 3395739 + ... + 3401397.

It is an arithmetic number, because the mean of its divisors is an integer number (410703750).

Almost surely, 2^19232496312 is an apocalyptic number.

19232496312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19232496312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26285040000).

19232496312 is an abundant number, since it is smaller than the sum of its proper divisors (33337583688).

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

19232496312 is a wasteful number, since it uses less digits than its factorization.

19232496312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5973 (or 5969 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The spelling of 19232496312 in words is "nineteen billion, two hundred thirty-two million, four hundred ninety-six thousand, three hundred twelve".