213624356336 has 60 divisors (see below), whose sum is σ = 440451708840. Its totient is φ = 100351810560.

The previous prime is 213624356329. The next prime is 213624356371. The reversal of 213624356336 is 633653426312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2599850 + ... + 2680758.

It is an arithmetic number, because the mean of its divisors is an integer number (7340861814).

Almost surely, 2^213624356336 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 213624356336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220225854420).

213624356336 is an abundant number, since it is smaller than the sum of its proper divisors (226827352504).

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

213624356336 is a wasteful number, since it uses less digits than its factorization.

213624356336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81522 (or 81499 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 44.

The spelling of 213624356336 in words is "two hundred thirteen billion, six hundred twenty-four million, three hundred fifty-six thousand, three hundred thirty-six".