36554986136 has 32 divisors (see below), whose sum is σ = 69590634240. Its totient is φ = 17997696288.

The previous prime is 36554986133. The next prime is 36554986147. The reversal of 36554986136 is 63168945563.

It is a happy number.

It is a super-2 number, since 2×36554986136² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36554986133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1535621 + ... + 1559243.

It is an arithmetic number, because the mean of its divisors is an integer number (2174707320).

Almost surely, 2^36554986136 is an apocalyptic number.

It is an amenable number.

36554986136 is a deficient number, since it is larger than the sum of its proper divisors (33035648104).

36554986136 is a wasteful number, since it uses less digits than its factorization.

36554986136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26583 (or 26579 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 56.

The spelling of 36554986136 in words is "thirty-six billion, five hundred fifty-four million, nine hundred eighty-six thousand, one hundred thirty-six".