451000365050149 has 2 divisors, whose sum is σ = 451000365050150. Its totient is φ = 451000365050148.

The previous prime is 451000365050089. The next prime is 451000365050273. The reversal of 451000365050149 is 941050563000154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 374012779148100 + 76987585902049 = 19339410^2 + 8774257^2 .

It is a cyclic number.

It is not a de Polignac number, because 451000365050149 - 2⁷ = 451000365050021 is a prime.

It is a super-2 number, since 2×451000365050149² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451000365054149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225500182525074 + 225500182525075.

It is an arithmetic number, because the mean of its divisors is an integer number (225500182525075).

Almost surely, 2^{451000365050149} is an apocalyptic number.

It is an amenable number.

451000365050149 is a deficient number, since it is larger than the sum of its proper divisors (1).

451000365050149 is an equidigital number, since it uses as much as digits as its factorization.

451000365050149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 451000365050149 in words is "four hundred fifty-one trillion, three hundred sixty-five million, fifty thousand, one hundred forty-nine".