405350007041953 has 2 divisors, whose sum is σ = 405350007041954. Its totient is φ = 405350007041952.

The previous prime is 405350007041897. The next prime is 405350007041971. The reversal of 405350007041953 is 359140700053504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380931713270784 + 24418293771169 = 19517472^2 + 4941487^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-405350007041953 is a prime.

It is a super-2 number, since 2×405350007041953² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (405350007041983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202675003520976 + 202675003520977.

It is an arithmetic number, because the mean of its divisors is an integer number (202675003520977).

Almost surely, 2^{405350007041953} is an apocalyptic number.

It is an amenable number.

405350007041953 is a deficient number, since it is larger than the sum of its proper divisors (1).

405350007041953 is an equidigital number, since it uses as much as digits as its factorization.

405350007041953 is an evil number, because the sum of its binary digits is even.

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

The spelling of 405350007041953 in words is "four hundred five trillion, three hundred fifty billion, seven million, forty-one thousand, nine hundred fifty-three".