8155065674436 has 12 divisors (see below), whose sum is σ = 19028486573712. Its totient is φ = 2718355224808.

The previous prime is 8155065674419. The next prime is 8155065674447. The reversal of 8155065674436 is 6344765605518.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 8155065674436.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339794403090 + ... + 339794403113.

It is an arithmetic number, because the mean of its divisors is an integer number (1585707214476).

Almost surely, 2^{8155065674436} is an apocalyptic number.

It is an amenable number.

8155065674436 is an abundant number, since it is smaller than the sum of its proper divisors (10873420899276).

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

8155065674436 is a wasteful number, since it uses less digits than its factorization.

8155065674436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679588806210 (or 679588806208 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 60.

The spelling of 8155065674436 in words is "eight trillion, one hundred fifty-five billion, sixty-five million, six hundred seventy-four thousand, four hundred thirty-six".