40416836249 has 2 divisors, whose sum is σ = 40416836250. Its totient is φ = 40416836248.

The previous prime is 40416836209. The next prime is 40416836279. The reversal of 40416836249 is 94263861404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31336080400 + 9080755849 = 177020^2 + 95293^2 .

It is a cyclic number.

It is not a de Polignac number, because 40416836249 - 2²⁴ = 40400059033 is a prime.

It is not a weakly prime, because it can be changed into another prime (40416836209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20208418124 + 20208418125.

It is an arithmetic number, because the mean of its divisors is an integer number (20208418125).

Almost surely, 2^40416836249 is an apocalyptic number.

It is an amenable number.

40416836249 is a deficient number, since it is larger than the sum of its proper divisors (1).

40416836249 is an equidigital number, since it uses as much as digits as its factorization.

40416836249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 40416836249 in words is "forty billion, four hundred sixteen million, eight hundred thirty-six thousand, two hundred forty-nine".