40733251049789 has 2 divisors, whose sum is σ = 40733251049790. Its totient is φ = 40733251049788.

The previous prime is 40733251049717. The next prime is 40733251049837. The reversal of 40733251049789 is 98794015233704.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34413769005625 + 6319482044164 = 5866325^2 + 2513858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40733251049789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40733251049989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20366625524894 + 20366625524895.

It is an arithmetic number, because the mean of its divisors is an integer number (20366625524895).

Almost surely, 2^{40733251049789} is an apocalyptic number.

It is an amenable number.

40733251049789 is a deficient number, since it is larger than the sum of its proper divisors (1).

40733251049789 is an equidigital number, since it uses as much as digits as its factorization.

40733251049789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45722880, while the sum is 62.

The spelling of 40733251049789 in words is "forty trillion, seven hundred thirty-three billion, two hundred fifty-one million, forty-nine thousand, seven hundred eighty-nine".