2006724737573 has 2 divisors, whose sum is σ = 2006724737574. Its totient is φ = 2006724737572.

The previous prime is 2006724737551. The next prime is 2006724737597. The reversal of 2006724737573 is 3757374276002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1629357790369 + 377366947204 = 1276463^2 + 614302^2 .

It is a cyclic number.

It is not a de Polignac number, because 2006724737573 - 2⁶ = 2006724737509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2006724737503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003362368786 + 1003362368787.

It is an arithmetic number, because the mean of its divisors is an integer number (1003362368787).

Almost surely, 2^{2006724737573} is an apocalyptic number.

It is an amenable number.

2006724737573 is a deficient number, since it is larger than the sum of its proper divisors (1).

2006724737573 is an equidigital number, since it uses as much as digits as its factorization.

2006724737573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10372320, while the sum is 53.

The spelling of 2006724737573 in words is "two trillion, six billion, seven hundred twenty-four million, seven hundred thirty-seven thousand, five hundred seventy-three".