210663156432116 has 6 divisors (see below), whose sum is σ = 368660523756210. Its totient is φ = 105331578216056.

The previous prime is 210663156432107. The next prime is 210663156432139. The reversal of 210663156432116 is 611234651366012.

It can be written as a sum of positive squares in only one way, i.e., 193905513600016 + 16757642832100 = 13924996^2 + 4093610^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26332894554011 + ... + 26332894554018.

It is an arithmetic number, because the mean of its divisors is an integer number (61443420626035).

Almost surely, 2^{210663156432116} is an apocalyptic number.

It is an amenable number.

210663156432116 is a deficient number, since it is larger than the sum of its proper divisors (157997367324094).

210663156432116 is a wasteful number, since it uses less digits than its factorization.

210663156432116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52665789108033 (or 52665789108031 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 210663156432116 in words is "two hundred ten trillion, six hundred sixty-three billion, one hundred fifty-six million, four hundred thirty-two thousand, one hundred sixteen".