155516000063 has 2 divisors, whose sum is σ = 155516000064. Its totient is φ = 155516000062.

The previous prime is 155516000041. The next prime is 155516000183. The reversal of 155516000063 is 360000615551.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155516000063 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 155515999993 and 155516000029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155516000023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77758000031 + 77758000032.

It is an arithmetic number, because the mean of its divisors is an integer number (77758000032).

Almost surely, 2^155516000063 is an apocalyptic number.

155516000063 is a deficient number, since it is larger than the sum of its proper divisors (1).

155516000063 is an equidigital number, since it uses as much as digits as its factorization.

155516000063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 32.

The spelling of 155516000063 in words is "one hundred fifty-five billion, five hundred sixteen million, sixty-three", and thus it is an aban number.