16545720216410 has 64 divisors (see below), whose sum is σ = 37170804061440. Its totient is φ = 5151603525120.

The previous prime is 16545720216391. The next prime is 16545720216439. The reversal of 16545720216410 is 1461202754561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10744865 + ... + 12187844.

It is an arithmetic number, because the mean of its divisors is an integer number (580793813460).

Almost surely, 2^{16545720216410} is an apocalyptic number.

16545720216410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16545720216410 is an abundant number, since it is smaller than the sum of its proper divisors (20625083845030).

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

16545720216410 is a wasteful number, since it uses less digits than its factorization.

16545720216410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22933671.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 16545720216410 in words is "sixteen trillion, five hundred forty-five billion, seven hundred twenty million, two hundred sixteen thousand, four hundred ten".