36618485944320 has 3328 divisors, whose sum is σ = 165262664448000. Its totient is φ = 7657708584960.

The previous prime is 36618485944291. The next prime is 36618485944321. The reversal of 36618485944320 is 2344958481663.

36618485944320 is a `hidden beast` number, since 3 + 6 + 6 + 1 + 8 + 4 + 8 + 594 + 4 + 32 + 0 = 666.

It is a super-2 number, since 2×36618485944320² (a number of 28 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36618485944321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 132196700022 + ... + 132196700298.

Almost surely, 2^{36618485944320} is an apocalyptic number.

36618485944320 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 36618485944320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82631332224000).

36618485944320 is an abundant number, since it is smaller than the sum of its proper divisors (128644178503680).

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

36618485944320 is a wasteful number, since it uses less digits than its factorization.

36618485944320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 119439360, while the sum is 63.

The spelling of 36618485944320 in words is "thirty-six trillion, six hundred eighteen billion, four hundred eighty-five million, nine hundred forty-four thousand, three hundred twenty".