63816065044031 has 2 divisors, whose sum is σ = 63816065044032. Its totient is φ = 63816065044030.

The previous prime is 63816065043947. The next prime is 63816065044057. The reversal of 63816065044031 is 13044056061836.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63816065044031 - 2³⁰ = 63814991302207 is a prime.

It is a super-2 number, since 2×63816065044031² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63816065044331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31908032522015 + 31908032522016.

It is an arithmetic number, because the mean of its divisors is an integer number (31908032522016).

Almost surely, 2^{63816065044031} is an apocalyptic number.

63816065044031 is a deficient number, since it is larger than the sum of its proper divisors (1).

63816065044031 is an equidigital number, since it uses as much as digits as its factorization.

63816065044031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 63816065044031 in words is "sixty-three trillion, eight hundred sixteen billion, sixty-five million, forty-four thousand, thirty-one".