40202700728573 has 2 divisors, whose sum is σ = 40202700728574. Its totient is φ = 40202700728572.

The previous prime is 40202700728521. The next prime is 40202700728591. The reversal of 40202700728573 is 37582700720204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25080845254084 + 15121855474489 = 5008078^2 + 3888683^2 .

It is a cyclic number.

It is not a de Polignac number, because 40202700728573 - 2¹² = 40202700724477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40202700328573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20101350364286 + 20101350364287.

It is an arithmetic number, because the mean of its divisors is an integer number (20101350364287).

Almost surely, 2^{40202700728573} is an apocalyptic number.

It is an amenable number.

40202700728573 is a deficient number, since it is larger than the sum of its proper divisors (1).

40202700728573 is an equidigital number, since it uses as much as digits as its factorization.

40202700728573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1317120, while the sum is 47.

The spelling of 40202700728573 in words is "forty trillion, two hundred two billion, seven hundred million, seven hundred twenty-eight thousand, five hundred seventy-three".