41949593869 has 2 divisors, whose sum is σ = 41949593870. Its totient is φ = 41949593868.

The previous prime is 41949593801. The next prime is 41949593887. The reversal of 41949593869 is 96839594914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23976974025 + 17972619844 = 154845^2 + 134062^2 .

It is a cyclic number.

It is not a de Polignac number, because 41949593869 - 2¹⁹ = 41949069581 is a prime.

It is a super-2 number, since 2×41949593869² (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 (41949590869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20974796934 + 20974796935.

It is an arithmetic number, because the mean of its divisors is an integer number (20974796935).

Almost surely, 2^41949593869 is an apocalyptic number.

It is an amenable number.

41949593869 is a deficient number, since it is larger than the sum of its proper divisors (1).

41949593869 is an equidigital number, since it uses as much as digits as its factorization.

41949593869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75582720, while the sum is 67.

The spelling of 41949593869 in words is "forty-one billion, nine hundred forty-nine million, five hundred ninety-three thousand, eight hundred sixty-nine".