251204453466041 has 2 divisors, whose sum is σ = 251204453466042. Its totient is φ = 251204453466040.

The previous prime is 251204453465983. The next prime is 251204453466103. The reversal of 251204453466041 is 140664354402152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197517839242816 + 53686614223225 = 14054104^2 + 7327115^2 .

It is a cyclic number.

It is not a de Polignac number, because 251204453466041 - 2³⁰ = 251203379724217 is a prime.

It is not a weakly prime, because it can be changed into another prime (251204453465041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125602226733020 + 125602226733021.

It is an arithmetic number, because the mean of its divisors is an integer number (125602226733021).

Almost surely, 2^{251204453466041} is an apocalyptic number.

It is an amenable number.

251204453466041 is a deficient number, since it is larger than the sum of its proper divisors (1).

251204453466041 is an equidigital number, since it uses as much as digits as its factorization.

251204453466041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 251204453466041 in words is "two hundred fifty-one trillion, two hundred four billion, four hundred fifty-three million, four hundred sixty-six thousand, forty-one".