206747553012001 has 2 divisors, whose sum is σ = 206747553012002. Its totient is φ = 206747553012000.

The previous prime is 206747553011947. The next prime is 206747553012043. The reversal of 206747553012001 is 100210355747602.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194141864910400 + 12605688101601 = 13933480^2 + 3550449^2 .

It is a cyclic number.

It is not a de Polignac number, because 206747553012001 - 2¹⁹ = 206747552487713 is a prime.

It is not a weakly prime, because it can be changed into another prime (206747553012101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103373776506000 + 103373776506001.

It is an arithmetic number, because the mean of its divisors is an integer number (103373776506001).

Almost surely, 2^{206747553012001} is an apocalyptic number.

It is an amenable number.

206747553012001 is a deficient number, since it is larger than the sum of its proper divisors (1).

206747553012001 is an equidigital number, since it uses as much as digits as its factorization.

206747553012001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 206747553012001 in words is "two hundred six trillion, seven hundred forty-seven billion, five hundred fifty-three million, twelve thousand, one".