211648725010 has 16 divisors (see below), whose sum is σ = 388155775896. Its totient is φ = 83062140928.

The previous prime is 211648724993. The next prime is 211648725011. The reversal of 211648725010 is 10527846112.

It can be written as a sum of positive squares in 4 ways, for example, as 205157361249 + 6491363761 = 452943^2 + 80569^2 .

It is not an unprimeable number, because it can be changed into a prime (211648725011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199668079 + ... + 199669138.

Almost surely, 2^211648725010 is an apocalyptic number.

211648725010 is a deficient number, since it is larger than the sum of its proper divisors (176507050886).

211648725010 is a wasteful number, since it uses less digits than its factorization.

211648725010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399337277.

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 211648725010 in words is "two hundred eleven billion, six hundred forty-eight million, seven hundred twenty-five thousand, ten".