405053350469 has 2 divisors, whose sum is σ = 405053350470. Its totient is φ = 405053350468.

The previous prime is 405053350381. The next prime is 405053350529. The reversal of 405053350469 is 964053350504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271800609025 + 133252741444 = 521345^2 + 365038^2 .

It is a cyclic number.

It is not a de Polignac number, because 405053350469 - 2⁸ = 405053350213 is a prime.

It is a super-2 number, since 2×405053350469² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405053350969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202526675234 + 202526675235.

It is an arithmetic number, because the mean of its divisors is an integer number (202526675235).

Almost surely, 2^405053350469 is an apocalyptic number.

It is an amenable number.

405053350469 is a deficient number, since it is larger than the sum of its proper divisors (1).

405053350469 is an equidigital number, since it uses as much as digits as its factorization.

405053350469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 405053350469 in words is "four hundred five billion, fifty-three million, three hundred fifty thousand, four hundred sixty-nine".