16835497842 has 16 divisors (see below), whose sum is σ = 33777217152. Its totient is φ = 5594129040.

The previous prime is 16835497837. The next prime is 16835497849. The reversal of 16835497842 is 24879453861.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16835497849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4423834 + ... + 4427637.

It is an arithmetic number, because the mean of its divisors is an integer number (2111076072).

Almost surely, 2^16835497842 is an apocalyptic number.

16835497842 is an abundant number, since it is smaller than the sum of its proper divisors (16941719310).

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

16835497842 is a wasteful number, since it uses less digits than its factorization.

16835497842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8851793.

The product of its digits is 11612160, while the sum is 57.

The spelling of 16835497842 in words is "sixteen billion, eight hundred thirty-five million, four hundred ninety-seven thousand, eight hundred forty-two".