36365889611520 has 1944 divisors, whose sum is σ = 157801647092544. Its totient is φ = 7705141936128.

The previous prime is 36365889611497. The next prime is 36365889611531. The reversal of 36365889611520 is 2511698856363.

It is a happy number.

36365889611520 is a `hidden beast` number, since 3 + 6 + 3 + 6 + 5 + 8 + 8 + 9 + 611 + 5 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 9577530262 + ... + 9577534058.

It is an arithmetic number, because the mean of its divisors is an integer number (81173686776).

Almost surely, 2^{36365889611520} is an apocalyptic number.

36365889611520 is a gapful number since it is divisible by the number (30) 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 36365889611520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78900823546272).

36365889611520 is an abundant number, since it is smaller than the sum of its proper divisors (121435757481024).

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

36365889611520 is a wasteful number, since it uses less digits than its factorization.

36365889611520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923 (or 3880 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 63.

The spelling of 36365889611520 in words is "thirty-six trillion, three hundred sixty-five billion, eight hundred eighty-nine million, six hundred eleven thousand, five hundred twenty".