454406334149 has 2 divisors, whose sum is σ = 454406334150. Its totient is φ = 454406334148.

The previous prime is 454406334143. The next prime is 454406334167. The reversal of 454406334149 is 941433604454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 415747696225 + 38658637924 = 644785^2 + 196618^2 .

It is a cyclic number.

It is not a de Polignac number, because 454406334149 - 2²⁸ = 454137898693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454406334143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227203167074 + 227203167075.

It is an arithmetic number, because the mean of its divisors is an integer number (227203167075).

Almost surely, 2^454406334149 is an apocalyptic number.

It is an amenable number.

454406334149 is a deficient number, since it is larger than the sum of its proper divisors (1).

454406334149 is an equidigital number, since it uses as much as digits as its factorization.

454406334149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 454406334149 in words is "four hundred fifty-four billion, four hundred six million, three hundred thirty-four thousand, one hundred forty-nine".