40544632753 has 2 divisors, whose sum is σ = 40544632754. Its totient is φ = 40544632752.

The previous prime is 40544632717. The next prime is 40544632781. The reversal of 40544632753 is 35723644504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30757092129 + 9787540624 = 175377^2 + 98932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40544632753 is a prime.

It is not a weakly prime, because it can be changed into another prime (40544636753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20272316376 + 20272316377.

It is an arithmetic number, because the mean of its divisors is an integer number (20272316377).

Almost surely, 2^40544632753 is an apocalyptic number.

It is an amenable number.

40544632753 is a deficient number, since it is larger than the sum of its proper divisors (1).

40544632753 is an equidigital number, since it uses as much as digits as its factorization.

40544632753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 43.

The spelling of 40544632753 in words is "forty billion, five hundred forty-four million, six hundred thirty-two thousand, seven hundred fifty-three".