82554161551 has 2 divisors, whose sum is σ = 82554161552. Its totient is φ = 82554161550.

The previous prime is 82554161519. The next prime is 82554161563. The reversal of 82554161551 is 15516145528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82554161551 - 2⁵ = 82554161519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82554161498 and 82554161507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82554161051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41277080775 + 41277080776.

It is an arithmetic number, because the mean of its divisors is an integer number (41277080776).

Almost surely, 2^82554161551 is an apocalyptic number.

82554161551 is a deficient number, since it is larger than the sum of its proper divisors (1).

82554161551 is an equidigital number, since it uses as much as digits as its factorization.

82554161551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 240000, while the sum is 43.

The spelling of 82554161551 in words is "eighty-two billion, five hundred fifty-four million, one hundred sixty-one thousand, five hundred fifty-one".