36111609216 has 160 divisors (see below), whose sum is σ = 111174267600. Its totient is φ = 11622030336.

The previous prime is 36111609197. The next prime is 36111609229. The reversal of 36111609216 is 61290611163.

36111609216 is a `hidden beast` number, since 3 + 611 + 16 + 0 + 9 + 21 + 6 = 666.

It is a super-2 number, since 2×36111609216² (a number of 22 digits) contains 22 as substring.

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 polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 240621 + ... + 360723.

Almost surely, 2^36111609216 is an apocalyptic number.

36111609216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36111609216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55587133800).

36111609216 is an abundant number, since it is smaller than the sum of its proper divisors (75062658384).

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

36111609216 is a wasteful number, since it uses less digits than its factorization.

36111609216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120158 (or 120137 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 36111609216 in words is "thirty-six billion, one hundred eleven million, six hundred nine thousand, two hundred sixteen".