213386703328 has 48 divisors (see below), whose sum is σ = 430415173440. Its totient is φ = 104089430016.

The previous prime is 213386703269. The next prime is 213386703331. The reversal of 213386703328 is 823307683312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244108 + ... + 697396.

It is an arithmetic number, because the mean of its divisors is an integer number (8966982780).

Almost surely, 2^213386703328 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 213386703328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215207586720).

213386703328 is an abundant number, since it is smaller than the sum of its proper divisors (217028470112).

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

213386703328 is a wasteful number, since it uses less digits than its factorization.

213386703328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453659 (or 453651 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 213386703328 in words is "two hundred thirteen billion, three hundred eighty-six million, seven hundred three thousand, three hundred twenty-eight".