36688285557 has 48 divisors (see below), whose sum is σ = 68517775872. Its totient is φ = 19058839920.

The previous prime is 36688285523. The next prime is 36688285561. The reversal of 36688285557 is 75558288663.

It is not a de Polignac number, because 36688285557 - 2⁸ = 36688285301 is a prime.

It is a super-2 number, since 2×36688285557² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 36688285494 and 36688285503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36688285597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 961683 + ... + 999104.

It is an arithmetic number, because the mean of its divisors is an integer number (1427453664).

Almost surely, 2^36688285557 is an apocalyptic number.

It is an amenable number.

36688285557 is a deficient number, since it is larger than the sum of its proper divisors (31829490315).

36688285557 is a wasteful number, since it uses less digits than its factorization.

36688285557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960820 (or 1960808 counting only the distinct ones).

The product of its digits is 96768000, while the sum is 63.

The spelling of 36688285557 in words is "thirty-six billion, six hundred eighty-eight million, two hundred eighty-five thousand, five hundred fifty-seven".