454628831756563 has 2 divisors, whose sum is σ = 454628831756564. Its totient is φ = 454628831756562.

The previous prime is 454628831756537. The next prime is 454628831756581. The reversal of 454628831756563 is 365657138826454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454628831756563 - 2⁵ = 454628831756531 is a prime.

It is a super-2 number, since 2×454628831756563² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (454628831756663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227314415878281 + 227314415878282.

It is an arithmetic number, because the mean of its divisors is an integer number (227314415878282).

Almost surely, 2^{454628831756563} is an apocalyptic number.

454628831756563 is a deficient number, since it is larger than the sum of its proper divisors (1).

454628831756563 is an equidigital number, since it uses as much as digits as its factorization.

454628831756563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648000, while the sum is 73.

The spelling of 454628831756563 in words is "four hundred fifty-four trillion, six hundred twenty-eight billion, eight hundred thirty-one million, seven hundred fifty-six thousand, five hundred sixty-three".