36183978216 has 96 divisors (see below), whose sum is σ = 99827320320. Its totient is φ = 11837750400.

The previous prime is 36183978211. The next prime is 36183978221. The reversal of 36183978216 is 61287938163.

36183978216 is a `hidden beast` number, since 3 + 618 + 3 + 9 + 7 + 8 + 2 + 16 = 666.

36183978216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (36183978211) and next prime (36183978221).

It is not an unprimeable number, because it can be changed into a prime (36183978211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1124106 + ... + 1155846.

It is an arithmetic number, because the mean of its divisors is an integer number (1039867920).

Almost surely, 2^36183978216 is an apocalyptic number.

36183978216 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 36183978216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49913660160).

36183978216 is an abundant number, since it is smaller than the sum of its proper divisors (63643342104).

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

36183978216 is a wasteful number, since it uses less digits than its factorization.

36183978216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32047 (or 32040 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The spelling of 36183978216 in words is "thirty-six billion, one hundred eighty-three million, nine hundred seventy-eight thousand, two hundred sixteen".