451054180691201 has 2 divisors, whose sum is σ = 451054180691202. Its totient is φ = 451054180691200.

The previous prime is 451054180691197. The next prime is 451054180691251. The reversal of 451054180691201 is 102196081450154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 450753025593025 + 301155098176 = 21230945^2 + 548776^2 .

It is a cyclic number.

It is not a de Polignac number, because 451054180691201 - 2² = 451054180691197 is a prime.

It is not a weakly prime, because it can be changed into another prime (451054180691251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225527090345600 + 225527090345601.

It is an arithmetic number, because the mean of its divisors is an integer number (225527090345601).

Almost surely, 2^{451054180691201} is an apocalyptic number.

It is an amenable number.

451054180691201 is a deficient number, since it is larger than the sum of its proper divisors (1).

451054180691201 is an equidigital number, since it uses as much as digits as its factorization.

451054180691201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345600, while the sum is 47.

The spelling of 451054180691201 in words is "four hundred fifty-one trillion, fifty-four billion, one hundred eighty million, six hundred ninety-one thousand, two hundred one".