36540252216 has 48 divisors (see below), whose sum is σ = 106575738360. Its totient is φ = 11243154240.

The previous prime is 36540252181. The next prime is 36540252223. The reversal of 36540252216 is 61225204563.

36540252216 is a `hidden beast` number, since 36 + 5 + 402 + 5 + 2 + 216 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19518430 + ... + 19520301.

Almost surely, 2^36540252216 is an apocalyptic number.

36540252216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36540252216 is an abundant number, since it is smaller than the sum of its proper divisors (70035486144).

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

36540252216 is a wasteful number, since it uses less digits than its factorization.

36540252216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39038756 (or 39038749 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 36540252216 its reverse (61225204563), we get a palindrome (97765456779).

The spelling of 36540252216 in words is "thirty-six billion, five hundred forty million, two hundred fifty-two thousand, two hundred sixteen".