654970212216 has 64 divisors (see below), whose sum is σ = 1819900262400. Its totient is φ = 218258776800.

The previous prime is 654970212209. The next prime is 654970212229. The reversal of 654970212216 is 612212079456.

654970212216 is a `hidden beast` number, since 6 + 549 + 70 + 2 + 1 + 22 + 16 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285351 + ... + 1179561.

It is an arithmetic number, because the mean of its divisors is an integer number (28435941600).

Almost surely, 2^654970212216 is an apocalyptic number.

It is an amenable number.

654970212216 is an abundant number, since it is smaller than the sum of its proper divisors (1164930050184).

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

654970212216 is a wasteful number, since it uses less digits than its factorization.

654970212216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897617 (or 897607 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 654970212216 in words is "six hundred fifty-four billion, nine hundred seventy million, two hundred twelve thousand, two hundred sixteen".