36488761686 has 32 divisors (see below), whose sum is σ = 87323533920. Its totient is φ = 11227311072.

The previous prime is 36488761663. The next prime is 36488761711. The reversal of 36488761686 is 68616788463.

36488761686 is a `hidden beast` number, since 3 + 6 + 4 + 8 + 8 + 7 + 616 + 8 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 25988445 + ... + 25989848.

It is an arithmetic number, because the mean of its divisors is an integer number (2728860435).

Almost surely, 2^36488761686 is an apocalyptic number.

36488761686 is an abundant number, since it is smaller than the sum of its proper divisors (50834772234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36488761686 is a wasteful number, since it uses less digits than its factorization.

36488761686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51978317 (or 51978311 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 63.

The spelling of 36488761686 in words is "thirty-six billion, four hundred eighty-eight million, seven hundred sixty-one thousand, six hundred eighty-six".