36853989972 has 12 divisors (see below), whose sum is σ = 85992643296. Its totient is φ = 12284663320.

The previous prime is 36853989943. The next prime is 36853990003. The reversal of 36853989972 is 27998935863.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 36853989897 and 36853989906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1535582904 + ... + 1535582927.

It is an arithmetic number, because the mean of its divisors is an integer number (7166053608).

Almost surely, 2^36853989972 is an apocalyptic number.

It is an amenable number.

36853989972 is an abundant number, since it is smaller than the sum of its proper divisors (49138653324).

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

36853989972 is a wasteful number, since it uses less digits than its factorization.

36853989972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3071165838 (or 3071165836 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 69.

The spelling of 36853989972 in words is "thirty-six billion, eight hundred fifty-three million, nine hundred eighty-nine thousand, nine hundred seventy-two".