454211886481 has 2 divisors, whose sum is σ = 454211886482. Its totient is φ = 454211886480.

The previous prime is 454211886467. The next prime is 454211886599. The reversal of 454211886481 is 184688112454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257058126081 + 197153760400 = 507009^2 + 444020^2 .

It is a cyclic number.

It is not a de Polignac number, because 454211886481 - 2¹¹ = 454211884433 is a prime.

It is a super-2 number, since 2×454211886481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (454211886431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227105943240 + 227105943241.

It is an arithmetic number, because the mean of its divisors is an integer number (227105943241).

Almost surely, 2^454211886481 is an apocalyptic number.

It is an amenable number.

454211886481 is a deficient number, since it is larger than the sum of its proper divisors (1).

454211886481 is an equidigital number, since it uses as much as digits as its factorization.

454211886481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1966080, while the sum is 52.

The spelling of 454211886481 in words is "four hundred fifty-four billion, two hundred eleven million, eight hundred eighty-six thousand, four hundred eighty-one".