8155122073716 has 48 divisors (see below), whose sum is σ = 19057380668480. Its totient is φ = 2714265607680.

The previous prime is 8155122073649. The next prime is 8155122073723. The reversal of 8155122073716 is 6173702215518.

It is a congruent number.

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, 229645770 + ... + 229681278.

Almost surely, 2^{8155122073716} is an apocalyptic number.

It is an amenable number.

8155122073716 is an abundant number, since it is smaller than the sum of its proper divisors (10902258594764).

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

8155122073716 is a wasteful number, since it uses less digits than its factorization.

8155122073716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63904 (or 63902 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 48.

The spelling of 8155122073716 in words is "eight trillion, one hundred fifty-five billion, one hundred twenty-two million, seventy-three thousand, seven hundred sixteen".