213625012032 has 84 divisors (see below), whose sum is σ = 613147323360. Its totient is φ = 71111837952.

The previous prime is 213625012019. The next prime is 213625012039. The reversal of 213625012032 is 230210526312.

It is a happy number.

213625012032 is a `hidden beast` number, since 2 + 1 + 3 + 625 + 0 + 1 + 2 + 0 + 32 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 213625011987 and 213625012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213625012039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174733 + ... + 676595.

Almost surely, 2^213625012032 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 213625012032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306573661680).

213625012032 is an abundant number, since it is smaller than the sum of its proper divisors (399522311328).

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

213625012032 is a wasteful number, since it uses less digits than its factorization.

213625012032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502620 (or 502607 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 213625012032 its reverse (230210526312), we get a palindrome (443835538344).

The spelling of 213625012032 in words is "two hundred thirteen billion, six hundred twenty-five million, twelve thousand, thirty-two".