36261789696 has 544 divisors, whose sum is σ = 123814909440. Its totient is φ = 10510663680.

The previous prime is 36261789691. The next prime is 36261789713. The reversal of 36261789696 is 69698716263.

36261789696 is a `hidden beast` number, since 3 + 6 + 2 + 617 + 8 + 9 + 6 + 9 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36261789691) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1576599541 + ... + 1576599563.

Almost surely, 2^36261789696 is an apocalyptic number.

36261789696 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 36261789696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61907454720).

36261789696 is an abundant number, since it is smaller than the sum of its proper divisors (87553119744).

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

36261789696 is an frugal number, since it uses more digits than its factorization.

36261789696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87 (or 39 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 63.

The spelling of 36261789696 in words is "thirty-six billion, two hundred sixty-one million, seven hundred eighty-nine thousand, six hundred ninety-six".