40610483821 has 2 divisors, whose sum is σ = 40610483822. Its totient is φ = 40610483820.

The previous prime is 40610483801. The next prime is 40610483831. The reversal of 40610483821 is 12838401604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40596608196 + 13875625 = 201486^2 + 3725^2 .

It is a cyclic number.

It is not a de Polignac number, because 40610483821 - 2⁵ = 40610483789 is a prime.

It is a super-2 number, since 2×40610483821² (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 (40610483801) 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, 20305241910 + 20305241911.

It is an arithmetic number, because the mean of its divisors is an integer number (20305241911).

Almost surely, 2^40610483821 is an apocalyptic number.

It is an amenable number.

40610483821 is a deficient number, since it is larger than the sum of its proper divisors (1).

40610483821 is an equidigital number, since it uses as much as digits as its factorization.

40610483821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 40610483821 in words is "forty billion, six hundred ten million, four hundred eighty-three thousand, eight hundred twenty-one".