36509863252 has 24 divisors (see below), whose sum is σ = 64139068224. Its totient is φ = 18184488192.

The previous prime is 36509863237. The next prime is 36509863253. The reversal of 36509863252 is 25236890563.

It is a happy number.

It is a super-2 number, since 2×36509863252² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36509863196 and 36509863205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36509863253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2260068 + ... + 2276164.

It is an arithmetic number, because the mean of its divisors is an integer number (2672461176).

Almost surely, 2^36509863252 is an apocalyptic number.

It is an amenable number.

36509863252 is a deficient number, since it is larger than the sum of its proper divisors (27629204972).

36509863252 is a wasteful number, since it uses less digits than its factorization.

36509863252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18255 (or 18253 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 36509863252 in words is "thirty-six billion, five hundred nine million, eight hundred sixty-three thousand, two hundred fifty-two".