7136573636 has 6 divisors (see below), whose sum is σ = 12489003870. Its totient is φ = 3568286816.

The previous prime is 7136573629. The next prime is 7136573687. The reversal of 7136573636 is 6363756317.

It can be written as a sum of positive squares in only one way, i.e., 5844602500 + 1291971136 = 76450^2 + 35944^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 892071701 + ... + 892071708.

It is an arithmetic number, because the mean of its divisors is an integer number (2081500645).

Almost surely, 2^7136573636 is an apocalyptic number.

It is an amenable number.

7136573636 is a deficient number, since it is larger than the sum of its proper divisors (5352430234).

7136573636 is a wasteful number, since it uses less digits than its factorization.

7136573636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784143413 (or 1784143411 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 47.

The square root of 7136573636 is about 84478.2435660212. The cubic root of 7136573636 is about 1925.2919002788.

The spelling of 7136573636 in words is "seven billion, one hundred thirty-six million, five hundred seventy-three thousand, six hundred thirty-six".