40353575573 has 2 divisors, whose sum is σ = 40353575574. Its totient is φ = 40353575572.

The previous prime is 40353575567. The next prime is 40353575599. The reversal of 40353575573 is 37557535304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40055219044 + 298356529 = 200138^2 + 17273^2 .

It is a cyclic number.

It is not a de Polignac number, because 40353575573 - 2⁴ = 40353575557 is a prime.

It is a super-2 number, since 2×40353575573² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40353575473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20176787786 + 20176787787.

It is an arithmetic number, because the mean of its divisors is an integer number (20176787787).

Almost surely, 2^40353575573 is an apocalyptic number.

It is an amenable number.

40353575573 is a deficient number, since it is larger than the sum of its proper divisors (1).

40353575573 is an equidigital number, since it uses as much as digits as its factorization.

40353575573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3307500, while the sum is 47.

The spelling of 40353575573 in words is "forty billion, three hundred fifty-three million, five hundred seventy-five thousand, five hundred seventy-three".