54336534042191 has 2 divisors, whose sum is σ = 54336534042192. Its totient is φ = 54336534042190.

The previous prime is 54336534042157. The next prime is 54336534042281. The reversal of 54336534042191 is 19124043563345.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54336534042191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54336534042101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27168267021095 + 27168267021096.

It is an arithmetic number, because the mean of its divisors is an integer number (27168267021096).

Almost surely, 2^{54336534042191} is an apocalyptic number.

54336534042191 is a deficient number, since it is larger than the sum of its proper divisors (1).

54336534042191 is an equidigital number, since it uses as much as digits as its factorization.

54336534042191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 54336534042191 in words is "fifty-four trillion, three hundred thirty-six billion, five hundred thirty-four million, forty-two thousand, one hundred ninety-one".