8132495636 has 24 divisors (see below), whose sum is σ = 14729276520. Its totient is φ = 3924257792.

The previous prime is 8132495629. The next prime is 8132495647. The reversal of 8132495636 is 6365942318.

It can be written as a sum of positive squares in 4 ways, for example, as 280763536 + 7851732100 = 16756^2 + 88610^2 .

It is a super-2 number, since 2×8132495636² (a number of 21 digits) contains 22 as substring.

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, 262940 + ... + 292236.

It is an arithmetic number, because the mean of its divisors is an integer number (613719855).

Almost surely, 2^8132495636 is an apocalyptic number.

It is an amenable number.

8132495636 is a deficient number, since it is larger than the sum of its proper divisors (6596780884).

8132495636 is a wasteful number, since it uses less digits than its factorization.

8132495636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31723 (or 31721 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 8132495636 is about 90180.3506092098. The cubic root of 8132495636 is about 2010.9809025496.

The spelling of 8132495636 in words is "eight billion, one hundred thirty-two million, four hundred ninety-five thousand, six hundred thirty-six".