213214909504 has 21 divisors (see below), whose sum is σ = 423105666487. Its totient is φ = 106605607744.

The previous prime is 213214909487. The next prime is 213214909519. The reversal of 213214909504 is 405909412312.

The square root of 213214909504 is 461752.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3665157 + ... + 3722875.

Almost surely, 2^213214909504 is an apocalyptic number.

213214909504 is the 461752-nd square number.

It is an amenable number.

213214909504 is a deficient number, since it is larger than the sum of its proper divisors (209890756983).

213214909504 is an frugal number, since it uses more digits than its factorization.

213214909504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115450 (or 57721 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 213214909504 in words is "two hundred thirteen billion, two hundred fourteen million, nine hundred nine thousand, five hundred four".