212065556510 has 32 divisors (see below), whose sum is σ = 382831460352. Its totient is φ = 84578925600.

The previous prime is 212065556491. The next prime is 212065556543. The reversal of 212065556510 is 15655560212.

212065556510 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 17025785 + ... + 17038235.

It is an arithmetic number, because the mean of its divisors is an integer number (11963483136).

Almost surely, 2^212065556510 is an apocalyptic number.

212065556510 is a deficient number, since it is larger than the sum of its proper divisors (170765903842).

212065556510 is a wasteful number, since it uses less digits than its factorization.

212065556510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17288.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 212065556510 in words is "two hundred twelve billion, sixty-five million, five hundred fifty-six thousand, five hundred ten".