8162213427620 has 48 divisors (see below), whose sum is σ = 19589476287360. Its totient is φ = 2798449737984.

The previous prime is 8162213427593. The next prime is 8162213427631. The reversal of 8162213427620 is 267243122618.

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, 28987871 + ... + 29268089.

It is an arithmetic number, because the mean of its divisors is an integer number (408114089320).

Almost surely, 2^{8162213427620} is an apocalyptic number.

It is an amenable number.

8162213427620 is an abundant number, since it is smaller than the sum of its proper divisors (11427262859740).

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

8162213427620 is a wasteful number, since it uses less digits than its factorization.

8162213427620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488292 (or 488290 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 8162213427620 in words is "eight trillion, one hundred sixty-two billion, two hundred thirteen million, four hundred twenty-seven thousand, six hundred twenty".