8366938456 has 8 divisors (see below), whose sum is σ = 15688009620. Its totient is φ = 4183469224.

The previous prime is 8366938417. The next prime is 8366938469. The reversal of 8366938456 is 6548396638.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 8366938456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522933646 + ... + 522933661.

Almost surely, 2^8366938456 is an apocalyptic number.

It is an amenable number.

8366938456 is a deficient number, since it is larger than the sum of its proper divisors (7321071164).

8366938456 is a wasteful number, since it uses less digits than its factorization.

8366938456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045867313 (or 1045867309 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 58.

The square root of 8366938456 is about 91470.9705644365. The cubic root of 8366938456 is about 2030.1222520145.

The spelling of 8366938456 in words is "eight billion, three hundred sixty-six million, nine hundred thirty-eight thousand, four hundred fifty-six".