63372025517 has 2 divisors, whose sum is σ = 63372025518. Its totient is φ = 63372025516.

The previous prime is 63372025487. The next prime is 63372025523. The reversal of 63372025517 is 71552027336.

63372025517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45849943876 + 17522081641 = 214126^2 + 132371^2 .

It is a cyclic number.

It is not a de Polignac number, because 63372025517 - 2¹⁰ = 63372024493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63372025597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31686012758 + 31686012759.

It is an arithmetic number, because the mean of its divisors is an integer number (31686012759).

Almost surely, 2^63372025517 is an apocalyptic number.

It is an amenable number.

63372025517 is a deficient number, since it is larger than the sum of its proper divisors (1).

63372025517 is an equidigital number, since it uses as much as digits as its factorization.

63372025517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 264600, while the sum is 41.

The spelling of 63372025517 in words is "sixty-three billion, three hundred seventy-two million, twenty-five thousand, five hundred seventeen".