2446140869 has 2 divisors, whose sum is σ = 2446140870. Its totient is φ = 2446140868.

The previous prime is 2446140841. The next prime is 2446140889. The reversal of 2446140869 is 9680416442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2242022500 + 204118369 = 47350^2 + 14287^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2446140869 is a prime.

It is a super-2 number, since 2×2446140869² = 11967210301984150322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2446140889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1223070434 + 1223070435.

It is an arithmetic number, because the mean of its divisors is an integer number (1223070435).

Almost surely, 2^2446140869 is an apocalyptic number.

It is an amenable number.

2446140869 is a deficient number, since it is larger than the sum of its proper divisors (1).

2446140869 is an equidigital number, since it uses as much as digits as its factorization.

2446140869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 2446140869 is about 49458.4762098470. The cubic root of 2446140869 is about 1347.3915556692.

The spelling of 2446140869 in words is "two billion, four hundred forty-six million, one hundred forty thousand, eight hundred sixty-nine".