3632148511866 has 128 divisors (see below), whose sum is σ = 9417906624000. Its totient is φ = 1037189240640.

The previous prime is 3632148511853. The next prime is 3632148511867. The reversal of 3632148511866 is 6681158412363.

It is a happy number.

3632148511866 is a `hidden beast` number, since 3 + 6 + 3 + 2 + 1 + 48 + 511 + 86 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3632148511867) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34416756 + ... + 34522128.

It is an arithmetic number, because the mean of its divisors is an integer number (73577395500).

Almost surely, 2^{3632148511866} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3632148511866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4708953312000).

3632148511866 is an abundant number, since it is smaller than the sum of its proper divisors (5785758112134).

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

3632148511866 is a wasteful number, since it uses less digits than its factorization.

3632148511866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107266 (or 107246 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 3632148511866 in words is "three trillion, six hundred thirty-two billion, one hundred forty-eight million, five hundred eleven thousand, eight hundred sixty-six".