41900782613 has 2 divisors, whose sum is σ = 41900782614. Its totient is φ = 41900782612.

The previous prime is 41900782591. The next prime is 41900782709. The reversal of 41900782613 is 31628700914.

41900782613 = 144742² + 144743².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20950536049 + 20950246564 = 144743^2 + 144742^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41900782613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41900781613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20950391306 + 20950391307.

It is an arithmetic number, because the mean of its divisors is an integer number (20950391307).

Almost surely, 2^41900782613 is an apocalyptic number.

41900782613 is the 144743-rd centered square number.

It is an amenable number.

41900782613 is a deficient number, since it is larger than the sum of its proper divisors (1).

41900782613 is an equidigital number, since it uses as much as digits as its factorization.

41900782613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 41900782613 in words is "forty-one billion, nine hundred million, seven hundred eighty-two thousand, six hundred thirteen".