8774664386436 has 135 divisors (see below), whose sum is σ = 24840916117941. Its totient is φ = 2699683455456.

The previous prime is 8774664386417. The next prime is 8774664386437. The reversal of 8774664386436 is 6346834664778.

The square root of 8774664386436 is 2962206.

It is a perfect power (a square), and thus also a powerful number.

8774664386436 is a `hidden beast` number, since 8 + 7 + 7 + 466 + 43 + 86 + 43 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1298027276100 + 7476637110336 = 1139310^2 + 2734344^2 .

It is not an unprimeable number, because it can be changed into a prime (8774664386437) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 693149875 + ... + 693162533.

Almost surely, 2^{8774664386436} is an apocalyptic number.

8774664386436 is the 2962206-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8774664386436

8774664386436 is an abundant number, since it is smaller than the sum of its proper divisors (16066251731505).

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

8774664386436 is an equidigital number, since it uses as much as digits as its factorization.

8774664386436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25360 (or 12677 counting only the distinct ones).

The product of its digits is 2341011456, while the sum is 72.

The spelling of 8774664386436 in words is "eight trillion, seven hundred seventy-four billion, six hundred sixty-four million, three hundred eighty-six thousand, four hundred thirty-six".