3630426012 has 72 divisors (see below), whose sum is σ = 9443135520. Its totient is φ = 1175491200.

The previous prime is 3630426001. The next prime is 3630426017. The reversal of 3630426012 is 2106240363.

3630426012 is a `hidden beast` number, since 3 + 630 + 4 + 26 + 0 + 1 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3630426017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183289 + ... + 202127.

It is an arithmetic number, because the mean of its divisors is an integer number (131154660).

Almost surely, 2^3630426012 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 3630426012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4721567760).

3630426012 is an abundant number, since it is smaller than the sum of its proper divisors (5812709508).

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

3630426012 is a wasteful number, since it uses less digits than its factorization.

3630426012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19003 (or 18998 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 3630426012 is about 60253.0166215767. The cubic root of 3630426012 is about 1536.9244872002.

Adding to 3630426012 its reverse (2106240363), we get a palindrome (5736666375).

The spelling of 3630426012 in words is "three billion, six hundred thirty million, four hundred twenty-six thousand, twelve".