3831150636 has 72 divisors (see below), whose sum is σ = 10055345664. Its totient is φ = 1275477840.

The previous prime is 3831150629. The next prime is 3831150677. The reversal of 3831150636 is 6360511383.

It is a happy number.

3831150636 is a `hidden beast` number, since 3 + 8 + 3 + 1 + 15 + 0 + 636 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3831150636.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1000221 + ... + 1004043.

Almost surely, 2^3831150636 is an apocalyptic number.

3831150636 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 3831150636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5027672832).

3831150636 is an abundant number, since it is smaller than the sum of its proper divisors (6224195028).

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

3831150636 is a wasteful number, since it uses less digits than its factorization.

3831150636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873 (or 4859 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 3831150636 is about 61896.2893556633. The cubic root of 3831150636 is about 1564.7432114821.

The spelling of 3831150636 in words is "three billion, eight hundred thirty-one million, one hundred fifty thousand, six hundred thirty-six".