6416821923204 has 96 divisors (see below), whose sum is σ = 18859563104256. Its totient is φ = 1649524423680.

The previous prime is 6416821923203. The next prime is 6416821923221. The reversal of 6416821923204 is 4023291286146.

It is a super-2 number, since 2×6416821923204² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6416821923203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35707344 + ... + 35886599.

It is an arithmetic number, because the mean of its divisors is an integer number (196453782336).

Almost surely, 2^{6416821923204} is an apocalyptic number.

It is an amenable number.

6416821923204 is an abundant number, since it is smaller than the sum of its proper divisors (12442741181052).

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

6416821923204 is a wasteful number, since it uses less digits than its factorization.

6416821923204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71594065 (or 71594063 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 6416821923204 in words is "six trillion, four hundred sixteen billion, eight hundred twenty-one million, nine hundred twenty-three thousand, two hundred four".