8217138714 has 16 divisors (see below), whose sum is σ = 16447975680. Its totient is φ = 2736763200.

The previous prime is 8217138703. The next prime is 8217138749. The reversal of 8217138714 is 4178317128.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562954 + ... + 577365.

It is an arithmetic number, because the mean of its divisors is an integer number (1027998480).

Almost surely, 2^8217138714 is an apocalyptic number.

8217138714 is an abundant number, since it is smaller than the sum of its proper divisors (8230836966).

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

8217138714 is a wasteful number, since it uses less digits than its factorization.

8217138714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141525.

The product of its digits is 75264, while the sum is 42.

The square root of 8217138714 is about 90648.4347024261. The cubic root of 8217138714 is about 2017.9336050956.

The spelling of 8217138714 in words is "eight billion, two hundred seventeen million, one hundred thirty-eight thousand, seven hundred fourteen".