36545343943680 has 3168 divisors, whose sum is σ = 158539294517760. Its totient is φ = 7703290183680.

The previous prime is 36545343943601. The next prime is 36545343943681. The reversal of 36545343943680 is 8634934354563.

36545343943680 is a `hidden beast` number, since 3 + 6 + 5 + 4 + 534 + 3 + 94 + 3 + 6 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3168).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36545343943681) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 116758287204 + ... + 116758287516.

Almost surely, 2^{36545343943680} is an apocalyptic number.

36545343943680 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 36545343943680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79269647258880).

36545343943680 is an abundant number, since it is smaller than the sum of its proper divisors (121993950574080).

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

36545343943680 is a wasteful number, since it uses less digits than its factorization.

36545343943680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 335923200, while the sum is 63.

The spelling of 36545343943680 in words is "thirty-six trillion, five hundred forty-five billion, three hundred forty-three million, nine hundred forty-three thousand, six hundred eighty".