36395491392 has 168 divisors, whose sum is σ = 115086917400. Its totient is φ = 10925383680.

The previous prime is 36395491381. The next prime is 36395491393. The reversal of 36395491392 is 29319459363.

36395491392 is a `hidden beast` number, since 3 + 6 + 3 + 9 + 549 + 1 + 3 + 92 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1745902656 + 34649588736 = 41784^2 + 186144^2 .

It is not an unprimeable number, because it can be changed into a prime (36395491393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247734 + ... + 366282.

It is an arithmetic number, because the mean of its divisors is an integer number (685041175).

Almost surely, 2^36395491392 is an apocalyptic number.

36395491392 is a gapful number since it is divisible by the number (32) 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 36395491392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57543458700).

36395491392 is an abundant number, since it is smaller than the sum of its proper divisors (78691426008).

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

36395491392 is a wasteful number, since it uses less digits than its factorization.

36395491392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118621 (or 118608 counting only the distinct ones).

The product of its digits is 4723920, while the sum is 54.

The spelling of 36395491392 in words is "thirty-six billion, three hundred ninety-five million, four hundred ninety-one thousand, three hundred ninety-two".