63407295084673 has 2 divisors, whose sum is σ = 63407295084674. Its totient is φ = 63407295084672.

The previous prime is 63407295084589. The next prime is 63407295084689. The reversal of 63407295084673 is 37648059270436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57791802776464 + 5615492308209 = 7602092^2 + 2369703^2 .

It is a cyclic number.

It is not a de Polignac number, because 63407295084673 - 2¹³ = 63407295076481 is a prime.

It is not a weakly prime, because it can be changed into another prime (63407295084373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31703647542336 + 31703647542337.

It is an arithmetic number, because the mean of its divisors is an integer number (31703647542337).

Almost surely, 2^{63407295084673} is an apocalyptic number.

It is an amenable number.

63407295084673 is a deficient number, since it is larger than the sum of its proper divisors (1).

63407295084673 is an equidigital number, since it uses as much as digits as its factorization.

63407295084673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 182891520, while the sum is 64.

The spelling of 63407295084673 in words is "sixty-three trillion, four hundred seven billion, two hundred ninety-five million, eighty-four thousand, six hundred seventy-three".