206452212152 has 8 divisors (see below), whose sum is σ = 387097897800. Its totient is φ = 103226106072.

The previous prime is 206452212101. The next prime is 206452212181. The reversal of 206452212152 is 251212254602.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×206452212152² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12903263252 + ... + 12903263267.

It is an arithmetic number, because the mean of its divisors is an integer number (48387237225).

Almost surely, 2^206452212152 is an apocalyptic number.

It is an amenable number.

206452212152 is a deficient number, since it is larger than the sum of its proper divisors (180645685648).

206452212152 is a wasteful number, since it uses less digits than its factorization.

206452212152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25806526525 (or 25806526521 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 206452212152 its reverse (251212254602), we get a palindrome (457664466754).

The spelling of 206452212152 in words is "two hundred six billion, four hundred fifty-two million, two hundred twelve thousand, one hundred fifty-two".