212649816710 has 8 divisors (see below), whose sum is σ = 382769670096. Its totient is φ = 85059926680.

The previous prime is 212649816689. The next prime is 212649816751. The reversal of 212649816710 is 17618946212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10632490826 + ... + 10632490845.

It is an arithmetic number, because the mean of its divisors is an integer number (47846208762).

Almost surely, 2^212649816710 is an apocalyptic number.

212649816710 is a deficient number, since it is larger than the sum of its proper divisors (170119853386).

212649816710 is a wasteful number, since it uses less digits than its factorization.

212649816710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21264981678.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 212649816710 in words is "two hundred twelve billion, six hundred forty-nine million, eight hundred sixteen thousand, seven hundred ten".