40520670733 has 2 divisors, whose sum is σ = 40520670734. Its totient is φ = 40520670732.

The previous prime is 40520670727. The next prime is 40520670779. The reversal of 40520670733 is 33707602504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38389740489 + 2130930244 = 195933^2 + 46162^2 .

It is a cyclic number.

It is not a de Polignac number, because 40520670733 - 2⁹ = 40520670221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40520670692 and 40520670701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40520670793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20260335366 + 20260335367.

It is an arithmetic number, because the mean of its divisors is an integer number (20260335367).

Almost surely, 2^40520670733 is an apocalyptic number.

It is an amenable number.

40520670733 is a deficient number, since it is larger than the sum of its proper divisors (1).

40520670733 is an equidigital number, since it uses as much as digits as its factorization.

40520670733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 37.

The spelling of 40520670733 in words is "forty billion, five hundred twenty million, six hundred seventy thousand, seven hundred thirty-three".