212466776604 has 24 divisors (see below), whose sum is σ = 507285018240. Its totient is φ = 69175229424.

The previous prime is 212466776539. The next prime is 212466776657. The reversal of 212466776604 is 406677664212.

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, 205878144 + ... + 205879175.

It is an arithmetic number, because the mean of its divisors is an integer number (21136875760).

Almost surely, 2^212466776604 is an apocalyptic number.

It is an amenable number.

212466776604 is an abundant number, since it is smaller than the sum of its proper divisors (294818241636).

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

212466776604 is a wasteful number, since it uses less digits than its factorization.

212466776604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411757369 (or 411757367 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 212466776604 in words is "two hundred twelve billion, four hundred sixty-six million, seven hundred seventy-six thousand, six hundred four".