19322354142 has 320 divisors, whose sum is σ = 56788300800. Its totient is φ = 4870248768.

The previous prime is 19322354141. The next prime is 19322354147. The reversal of 19322354142 is 24145322391.

19322354142 is a `hidden beast` number, since 1 + 9 + 3 + 2 + 235 + 414 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 19322354097 and 19322354106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19322354141) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 16613653 + ... + 16614815.

It is an arithmetic number, because the mean of its divisors is an integer number (177463440).

Almost surely, 2^19322354142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19322354142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28394150400).

19322354142 is an abundant number, since it is smaller than the sum of its proper divisors (37465946658).

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

19322354142 is a wasteful number, since it uses less digits than its factorization.

19322354142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234 (or 1211 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 19322354142 in words is "nineteen billion, three hundred twenty-two million, three hundred fifty-four thousand, one hundred forty-two".