35840479837 has 2 divisors, whose sum is σ = 35840479838. Its totient is φ = 35840479836.

The previous prime is 35840479811. The next prime is 35840479849. The reversal of 35840479837 is 73897404853.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35774317881 + 66161956 = 189141^2 + 8134^2 .

It is an emirp because it is prime and its reverse (73897404853) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35840479837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35840479867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17920239918 + 17920239919.

It is an arithmetic number, because the mean of its divisors is an integer number (17920239919).

Almost surely, 2^35840479837 is an apocalyptic number.

It is an amenable number.

35840479837 is a deficient number, since it is larger than the sum of its proper divisors (1).

35840479837 is an equidigital number, since it uses as much as digits as its factorization.

35840479837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20321280, while the sum is 58.

The spelling of 35840479837 in words is "thirty-five billion, eight hundred forty million, four hundred seventy-nine thousand, eight hundred thirty-seven".