8040414639 has 8 divisors (see below), whose sum is σ = 11351173680. Its totient is φ = 5044966016.

The previous prime is 8040414637. The next prime is 8040414643. The reversal of 8040414639 is 9364140408.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8040414639 - 2¹ = 8040414637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8040414597 and 8040414606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040414637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78827544 + ... + 78827645.

It is an arithmetic number, because the mean of its divisors is an integer number (1418896710).

Almost surely, 2^8040414639 is an apocalyptic number.

8040414639 is a deficient number, since it is larger than the sum of its proper divisors (3310759041).

8040414639 is a wasteful number, since it uses less digits than its factorization.

8040414639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157655209.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 8040414639 is about 89668.3591853894. The cubic root of 8040414639 is about 2003.3622311169.

The spelling of 8040414639 in words is "eight billion, forty million, four hundred fourteen thousand, six hundred thirty-nine".