40658050673 has 2 divisors, whose sum is σ = 40658050674. Its totient is φ = 40658050672.

The previous prime is 40658050661. The next prime is 40658050691. The reversal of 40658050673 is 37605085604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30789019024 + 9869031649 = 175468^2 + 99343^2 .

It is a cyclic number.

It is not a de Polignac number, because 40658050673 - 2⁸ = 40658050417 is a prime.

It is not a weakly prime, because it can be changed into another prime (40658050633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20329025336 + 20329025337.

It is an arithmetic number, because the mean of its divisors is an integer number (20329025337).

Almost surely, 2^40658050673 is an apocalyptic number.

It is an amenable number.

40658050673 is a deficient number, since it is larger than the sum of its proper divisors (1).

40658050673 is an equidigital number, since it uses as much as digits as its factorization.

40658050673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 40658050673 in words is "forty billion, six hundred fifty-eight million, fifty thousand, six hundred seventy-three".