465053055421 has 2 divisors, whose sum is σ = 465053055422. Its totient is φ = 465053055420.

The previous prime is 465053055391. The next prime is 465053055427. The reversal of 465053055421 is 124550350564.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349511528025 + 115541527396 = 591195^2 + 339914^2 .

It is a cyclic number.

It is not a de Polignac number, because 465053055421 - 2¹³ = 465053047229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465053055427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232526527710 + 232526527711.

It is an arithmetic number, because the mean of its divisors is an integer number (232526527711).

Almost surely, 2^465053055421 is an apocalyptic number.

It is an amenable number.

465053055421 is a deficient number, since it is larger than the sum of its proper divisors (1).

465053055421 is an equidigital number, since it uses as much as digits as its factorization.

465053055421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 465053055421 in words is "four hundred sixty-five billion, fifty-three million, fifty-five thousand, four hundred twenty-one".