210828720952 has 16 divisors (see below), whose sum is σ = 395321599800. Its totient is φ = 105409627680.

The previous prime is 210828720923. The next prime is 210828720989. The reversal of 210828720952 is 259027828012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398574 + ... + 761917.

Almost surely, 2^210828720952 is an apocalyptic number.

It is an amenable number.

210828720952 is a deficient number, since it is larger than the sum of its proper divisors (184492878848).

210828720952 is a wasteful number, since it uses less digits than its factorization.

210828720952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183206 (or 1183202 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 210828720952 in words is "two hundred ten billion, eight hundred twenty-eight million, seven hundred twenty thousand, nine hundred fifty-two".