16542788047604 has 96 divisors (see below), whose sum is σ = 36058539847680. Its totient is φ = 6466125117312.

The previous prime is 16542788047523. The next prime is 16542788047619. The reversal of 16542788047604 is 40674088724561.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14200949 + ... + 15321635.

It is an arithmetic number, because the mean of its divisors is an integer number (375609790080).

Almost surely, 2^{16542788047604} is an apocalyptic number.

16542788047604 is a gapful number since it is divisible by the number (14) 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 16542788047604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18029269923840).

16542788047604 is an abundant number, since it is smaller than the sum of its proper divisors (19515751800076).

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

16542788047604 is a wasteful number, since it uses less digits than its factorization.

16542788047604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121197 (or 1121195 counting only the distinct ones).

The product of its (nonzero) digits is 72253440, while the sum is 62.

The spelling of 16542788047604 in words is "sixteen trillion, five hundred forty-two billion, seven hundred eighty-eight million, forty-seven thousand, six hundred four".