455262521477 has 2 divisors, whose sum is σ = 455262521478. Its totient is φ = 455262521476.

The previous prime is 455262521443. The next prime is 455262521489. The reversal of 455262521477 is 774125262554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 403785264481 + 51477256996 = 635441^2 + 226886^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455262521477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455262521407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227631260738 + 227631260739.

It is an arithmetic number, because the mean of its divisors is an integer number (227631260739).

Almost surely, 2^455262521477 is an apocalyptic number.

It is an amenable number.

455262521477 is a deficient number, since it is larger than the sum of its proper divisors (1).

455262521477 is an equidigital number, since it uses as much as digits as its factorization.

455262521477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4704000, while the sum is 50.

The spelling of 455262521477 in words is "four hundred fifty-five billion, two hundred sixty-two million, five hundred twenty-one thousand, four hundred seventy-seven".