212415904996 has 27 divisors (see below), whose sum is σ = 376621924329. Its totient is φ = 104827598928.

The previous prime is 212415904969. The next prime is 212415905047. The reversal of 212415904996 is 699409514212.

The square root of 212415904996 is 460886.

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

It can be written as a sum of positive squares in only one way, i.e., 212124724900 + 291180096 = 460570^2 + 17064^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 72818530 + ... + 72821446.

Almost surely, 2^212415904996 is an apocalyptic number.

212415904996 is the 460886-th square number.

It is an amenable number.

212415904996 is a deficient number, since it is larger than the sum of its proper divisors (164206019333).

212415904996 is an frugal number, since it uses more digits than its factorization.

212415904996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5996 (or 2998 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 212415904996 in words is "two hundred twelve billion, four hundred fifteen million, nine hundred four thousand, nine hundred ninety-six".