40611461953 has 2 divisors, whose sum is σ = 40611461954. Its totient is φ = 40611461952.

The previous prime is 40611461927. The next prime is 40611461977. The reversal of 40611461953 is 35916411604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24383759409 + 16227702544 = 156153^2 + 127388^2 .

It is a cyclic number.

It is not a de Polignac number, because 40611461953 - 2⁵ = 40611461921 is a prime.

It is not a weakly prime, because it can be changed into another prime (40611491953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20305730976 + 20305730977.

It is an arithmetic number, because the mean of its divisors is an integer number (20305730977).

Almost surely, 2^40611461953 is an apocalyptic number.

It is an amenable number.

40611461953 is a deficient number, since it is larger than the sum of its proper divisors (1).

40611461953 is an equidigital number, since it uses as much as digits as its factorization.

40611461953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 40611461953 in words is "forty billion, six hundred eleven million, four hundred sixty-one thousand, nine hundred fifty-three".