40153475953 has 2 divisors, whose sum is σ = 40153475954. Its totient is φ = 40153475952.

The previous prime is 40153475933. The next prime is 40153475963. The reversal of 40153475953 is 35957435104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39629661184 + 523814769 = 199072^2 + 22887^2 .

It is a cyclic number.

It is not a de Polignac number, because 40153475953 - 2⁹ = 40153475441 is a prime.

It is a super-2 number, since 2×40153475953² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40153475933) 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, 20076737976 + 20076737977.

It is an arithmetic number, because the mean of its divisors is an integer number (20076737977).

Almost surely, 2^40153475953 is an apocalyptic number.

It is an amenable number.

40153475953 is a deficient number, since it is larger than the sum of its proper divisors (1).

40153475953 is an equidigital number, since it uses as much as digits as its factorization.

40153475953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134000, while the sum is 46.

The spelling of 40153475953 in words is "forty billion, one hundred fifty-three million, four hundred seventy-five thousand, nine hundred fifty-three".