54156535550063 has 2 divisors, whose sum is σ = 54156535550064. Its totient is φ = 54156535550062.

The previous prime is 54156535550041. The next prime is 54156535550087. The reversal of 54156535550063 is 36005553565145.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54156535550063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54156535549987 and 54156535550014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54156535550863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27078267775031 + 27078267775032.

It is an arithmetic number, because the mean of its divisors is an integer number (27078267775032).

Almost surely, 2^{54156535550063} is an apocalyptic number.

54156535550063 is a deficient number, since it is larger than the sum of its proper divisors (1).

54156535550063 is an equidigital number, since it uses as much as digits as its factorization.

54156535550063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20250000, while the sum is 53.

The spelling of 54156535550063 in words is "fifty-four trillion, one hundred fifty-six billion, five hundred thirty-five million, five hundred fifty thousand, sixty-three".