454948900949 has 2 divisors, whose sum is σ = 454948900950. Its totient is φ = 454948900948.

The previous prime is 454948900921. The next prime is 454948901047. The reversal of 454948900949 is 949009849454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 449009886724 + 5939014225 = 670082^2 + 77065^2 .

It is a cyclic number.

It is not a de Polignac number, because 454948900949 - 2³⁶ = 386229424213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454948902949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227474450474 + 227474450475.

It is an arithmetic number, because the mean of its divisors is an integer number (227474450475).

Almost surely, 2^454948900949 is an apocalyptic number.

It is an amenable number.

454948900949 is a deficient number, since it is larger than the sum of its proper divisors (1).

454948900949 is an equidigital number, since it uses as much as digits as its factorization.

454948900949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67184640, while the sum is 65.

The spelling of 454948900949 in words is "four hundred fifty-four billion, nine hundred forty-eight million, nine hundred thousand, nine hundred forty-nine".