3693518018736 has 320 divisors, whose sum is σ = 12619890275328. Its totient is φ = 903128776704.

The previous prime is 3693518018731. The next prime is 3693518018779. The reversal of 3693518018736 is 6378108153963.

It is a self number, because there is not a number n which added to its sum of digits gives 3693518018736.

It is not an unprimeable number, because it can be changed into a prime (3693518018731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4603956 + ... + 5346348.

Almost surely, 2^{3693518018736} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3693518018736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6309945137664).

3693518018736 is an abundant number, since it is smaller than the sum of its proper divisors (8926372256592).

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

3693518018736 is a wasteful number, since it uses less digits than its factorization.

3693518018736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742508 (or 742502 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 60.

The spelling of 3693518018736 in words is "three trillion, six hundred ninety-three billion, five hundred eighteen million, eighteen thousand, seven hundred thirty-six".