54767697643 has 2 divisors, whose sum is σ = 54767697644. Its totient is φ = 54767697642.

The previous prime is 54767697631. The next prime is 54767697653. The reversal of 54767697643 is 34679676745.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54767697643 is a prime.

It is not a weakly prime, because it can be changed into another prime (54767697653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27383848821 + 27383848822.

It is an arithmetic number, because the mean of its divisors is an integer number (27383848822).

Almost surely, 2^54767697643 is an apocalyptic number.

54767697643 is a deficient number, since it is larger than the sum of its proper divisors (1).

54767697643 is an equidigital number, since it uses as much as digits as its factorization.

54767697643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 160030080, while the sum is 64.

The spelling of 54767697643 in words is "fifty-four billion, seven hundred sixty-seven million, six hundred ninety-seven thousand, six hundred forty-three".