36522775808 has 18 divisors (see below), whose sum is σ = 72902885034. Its totient is φ = 18261387776.

The previous prime is 36522775787. The next prime is 36522775811. The reversal of 36522775808 is 80857722563.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19568652544 + 16954123264 = 139888^2 + 130208^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 36522775808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71333291 + ... + 71333802.

Almost surely, 2^36522775808 is an apocalyptic number.

It is an amenable number.

36522775808 is a deficient number, since it is larger than the sum of its proper divisors (36380109226).

36522775808 is an equidigital number, since it uses as much as digits as its factorization.

36522775808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142667109 (or 142667095 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 36522775808 in words is "thirty-six billion, five hundred twenty-two million, seven hundred seventy-five thousand, eight hundred eight".