8236213680 has 80 divisors (see below), whose sum is σ = 25543008000. Its totient is φ = 2195399424.

The previous prime is 8236213663. The next prime is 8236213691. The reversal of 8236213680 is 863126328.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714039 + ... + 725481.

It is an arithmetic number, because the mean of its divisors is an integer number (319287600).

Almost surely, 2^8236213680 is an apocalyptic number.

8236213680 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8236213680 is an abundant number, since it is smaller than the sum of its proper divisors (17306794320).

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

8236213680 is a wasteful number, since it uses less digits than its factorization.

8236213680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14458 (or 14452 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 8236213680 is about 90753.5876976773. The cubic root of 8236213680 is about 2019.4938509000.

The spelling of 8236213680 in words is "eight billion, two hundred thirty-six million, two hundred thirteen thousand, six hundred eighty".