8126763636 has 24 divisors (see below), whose sum is σ = 19019746144. Its totient is φ = 2700735840.

The previous prime is 8126763611. The next prime is 8126763649. The reversal of 8126763636 is 6363676218.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1019035 + ... + 1026978.

Almost surely, 2^8126763636 is an apocalyptic number.

It is an amenable number.

8126763636 is an abundant number, since it is smaller than the sum of its proper divisors (10892982508).

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

8126763636 is a wasteful number, since it uses less digits than its factorization.

8126763636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046351 (or 2046349 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 48.

The square root of 8126763636 is about 90148.5642481343. The cubic root of 8126763636 is about 2010.5083271650.

The spelling of 8126763636 in words is "eight billion, one hundred twenty-six million, seven hundred sixty-three thousand, six hundred thirty-six".