3618253968 has 80 divisors (see below), whose sum is σ = 10689792000. Its totient is φ = 1033077888.

The previous prime is 3618253967. The next prime is 3618254027. The reversal of 3618253968 is 8693528163.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3618253968.

It is not an unprimeable number, because it can be changed into a prime (3618253967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668971 + ... + 674357.

It is an arithmetic number, because the mean of its divisors is an integer number (133622400).

Almost surely, 2^3618253968 is an apocalyptic number.

It is an amenable number.

3618253968 is an abundant number, since it is smaller than the sum of its proper divisors (7071538032).

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

3618253968 is a wasteful number, since it uses less digits than its factorization.

3618253968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7404 (or 7398 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 3618253968 is about 60151.9240590025. The cubic root of 3618253968 is about 1535.2049039809.

The spelling of 3618253968 in words is "three billion, six hundred eighteen million, two hundred fifty-three thousand, nine hundred sixty-eight".