6416768220 has 48 divisors (see below), whose sum is σ = 18235125888. Its totient is φ = 1685597760.

The previous prime is 6416768209. The next prime is 6416768221. The reversal of 6416768220 is 228676146.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6416768221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 794086 + ... + 802125.

It is an arithmetic number, because the mean of its divisors is an integer number (379898456).

Almost surely, 2^6416768220 is an apocalyptic number.

6416768220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6416768220 is an abundant number, since it is smaller than the sum of its proper divisors (11818357668).

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

6416768220 is a wasteful number, since it uses less digits than its factorization.

6416768220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596290 (or 1596288 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 6416768220 is about 80104.7328189789. The cubic root of 6416768220 is about 1858.2556023622.

The spelling of 6416768220 in words is "six billion, four hundred sixteen million, seven hundred sixty-eight thousand, two hundred twenty".