8045419636 has 6 divisors (see below), whose sum is σ = 14079484370. Its totient is φ = 4022709816.

The previous prime is 8045419631. The next prime is 8045419637. The reversal of 8045419636 is 6369145408.

It can be written as a sum of positive squares in only one way, i.e., 8003091600 + 42328036 = 89460^2 + 6506^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8045419631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005677451 + ... + 1005677458.

Almost surely, 2^8045419636 is an apocalyptic number.

It is an amenable number.

8045419636 is a deficient number, since it is larger than the sum of its proper divisors (6034064734).

8045419636 is a wasteful number, since it uses less digits than its factorization.

8045419636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011354913 (or 2011354911 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 8045419636 is about 89696.2632220540. The cubic root of 8045419636 is about 2003.7778291769. Note that the first 3 decimals are identical.

The spelling of 8045419636 in words is "eight billion, forty-five million, four hundred nineteen thousand, six hundred thirty-six".