212750692148 has 6 divisors (see below), whose sum is σ = 372313711266. Its totient is φ = 106375346072.

The previous prime is 212750692117. The next prime is 212750692157. The reversal of 212750692148 is 841296057212.

It can be written as a sum of positive squares in only one way, i.e., 211252382884 + 1498309264 = 459622^2 + 38708^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26593836515 + ... + 26593836522.

It is an arithmetic number, because the mean of its divisors is an integer number (62052285211).

Almost surely, 2^212750692148 is an apocalyptic number.

It is an amenable number.

212750692148 is a deficient number, since it is larger than the sum of its proper divisors (159563019118).

212750692148 is a wasteful number, since it uses less digits than its factorization.

212750692148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53187673041 (or 53187673039 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 212750692148 in words is "two hundred twelve billion, seven hundred fifty million, six hundred ninety-two thousand, one hundred forty-eight".