3618715344 has 80 divisors (see below), whose sum is σ = 9551388672. Its totient is φ = 1180168704.

The previous prime is 3618715273. The next prime is 3618715361. The reversal of 3618715344 is 4435178163.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3618715296 and 3618715305.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1008177 + ... + 1011759.

Almost surely, 2^3618715344 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 3618715344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4775694336).

3618715344 is an abundant number, since it is smaller than the sum of its proper divisors (5932673328).

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

3618715344 is a wasteful number, since it uses less digits than its factorization.

3618715344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044 (or 4038 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 3618715344 is about 60155.7590260484. The cubic root of 3618715344 is about 1535.2701542923.

The spelling of 3618715344 in words is "three billion, six hundred eighteen million, seven hundred fifteen thousand, three hundred forty-four".