3685342556736 has 196 divisors, whose sum is σ = 10969844659200. Its totient is φ = 1227864054528.

The previous prime is 3685342556677. The next prime is 3685342556801. The reversal of 3685342556736 is 6376552435863.

3685342556736 is a `hidden beast` number, since 3 + 6 + 8 + 5 + 3 + 4 + 2 + 556 + 73 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 104445145 + ... + 104480423.

It is an arithmetic number, because the mean of its divisors is an integer number (55968595200).

Almost surely, 2^{3685342556736} is an apocalyptic number.

3685342556736 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 3685342556736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5484922329600).

3685342556736 is an abundant number, since it is smaller than the sum of its proper divisors (7284502102464).

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

3685342556736 is an equidigital number, since it uses as much as digits as its factorization.

3685342556736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37548 (or 37523 counting only the distinct ones).

The product of its digits is 326592000, while the sum is 63.

The spelling of 3685342556736 in words is "three trillion, six hundred eighty-five billion, three hundred forty-two million, five hundred fifty-six thousand, seven hundred thirty-six".