206301212465 has 16 divisors (see below), whose sum is σ = 255064684368. Its totient is φ = 160067321856.

The previous prime is 206301212461. The next prime is 206301212501. The reversal of 206301212465 is 564212103602.

It can be written as a sum of positive squares in 8 ways, for example, as 47534028529 + 158767183936 = 218023^2 + 398456^2 .

It is a cyclic number.

It is not a de Polignac number, because 206301212465 - 2² = 206301212461 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206301212461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1723472 + ... + 1839281.

It is an arithmetic number, because the mean of its divisors is an integer number (15941542773).

Almost surely, 2^206301212465 is an apocalyptic number.

It is an amenable number.

206301212465 is a deficient number, since it is larger than the sum of its proper divisors (48763471903).

206301212465 is a wasteful number, since it uses less digits than its factorization.

206301212465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3563108.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 206301212465 in words is "two hundred six billion, three hundred one million, two hundred twelve thousand, four hundred sixty-five".