63495000157 has 2 divisors, whose sum is σ = 63495000158. Its totient is φ = 63495000156.

The previous prime is 63495000131. The next prime is 63495000161. The reversal of 63495000157 is 75100059436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37194593881 + 26300406276 = 192859^2 + 162174^2 .

It is a cyclic number.

It is not a de Polignac number, because 63495000157 - 2²³ = 63486611549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63495003157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31747500078 + 31747500079.

It is an arithmetic number, because the mean of its divisors is an integer number (31747500079).

Almost surely, 2^63495000157 is an apocalyptic number.

It is an amenable number.

63495000157 is a deficient number, since it is larger than the sum of its proper divisors (1).

63495000157 is an equidigital number, since it uses as much as digits as its factorization.

63495000157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 40.

The spelling of 63495000157 in words is "sixty-three billion, four hundred ninety-five million, one hundred fifty-seven", and thus it is an aban number.