16742422356 has 96 divisors (see below), whose sum is σ = 45401126400. Its totient is φ = 4748469120.

The previous prime is 16742422331. The next prime is 16742422357. The reversal of 16742422356 is 65322424761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16742422357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167950 + ... + 248378.

It is an arithmetic number, because the mean of its divisors is an integer number (472928400).

Almost surely, 2^16742422356 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 16742422356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22700563200).

16742422356 is an abundant number, since it is smaller than the sum of its proper divisors (28658704044).

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

16742422356 is a wasteful number, since it uses less digits than its factorization.

16742422356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80549 (or 80547 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The spelling of 16742422356 in words is "sixteen billion, seven hundred forty-two million, four hundred twenty-two thousand, three hundred fifty-six".