8021413662 has 8 divisors (see below), whose sum is σ = 16042827336. Its totient is φ = 2673804552.

The previous prime is 8021413657. The next prime is 8021413679. The reversal of 8021413662 is 2663141208.

It is a sphenic number, since it is the product of 3 distinct primes.

8021413662 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 668451133 + ... + 668451144.

It is an arithmetic number, because the mean of its divisors is an integer number (2005353417).

Almost surely, 2^8021413662 is an apocalyptic number.

8021413662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8021413662 is a wasteful number, since it uses less digits than its factorization.

8021413662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336902282.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 8021413662 is about 89562.3451122178. The cubic root of 8021413662 is about 2001.7828820269.

The spelling of 8021413662 in words is "eight billion, twenty-one million, four hundred thirteen thousand, six hundred sixty-two".