6216678520800 has 1152 divisors, whose sum is σ = 23528094105600. Its totient is φ = 1411458048000.

The previous prime is 6216678520757. The next prime is 6216678520841. The reversal of 6216678520800 is 80258766126.

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 191 ways as a sum of consecutive naturals, for example, 7237110771 + ... + 7237111629.

It is an arithmetic number, because the mean of its divisors is an integer number (20423692800).

Almost surely, 2^{6216678520800} is an apocalyptic number.

6216678520800 is a gapful number since it is divisible by the number (60) 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 6216678520800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11764047052800).

6216678520800 is an abundant number, since it is smaller than the sum of its proper divisors (17311415584800).

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

6216678520800 is a wasteful number, since it uses less digits than its factorization.

6216678520800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200 (or 1187 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 6216678520800 in words is "six trillion, two hundred sixteen billion, six hundred seventy-eight million, five hundred twenty thousand, eight hundred".