36100691892 has 18 divisors (see below), whose sum is σ = 91254526818. Its totient is φ = 12033563952.

The previous prime is 36100691873. The next prime is 36100691909. The reversal of 36100691892 is 29819600163.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 25183785636 + 10916906256 = 158694^2 + 104484^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×36100691892² (a number of 22 digits) contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 501398463 + ... + 501398534.

Almost surely, 2^36100691892 is an apocalyptic number.

It is an amenable number.

36100691892 is an abundant number, since it is smaller than the sum of its proper divisors (55153834926).

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

36100691892 is a wasteful number, since it uses less digits than its factorization.

36100691892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002797007 (or 1002797002 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 36100691892 in words is "thirty-six billion, one hundred million, six hundred ninety-one thousand, eight hundred ninety-two".