4773678020491 has 2 divisors, whose sum is σ = 4773678020492. Its totient is φ = 4773678020490.

The previous prime is 4773678020483. The next prime is 4773678020519. The reversal of 4773678020491 is 1940208763774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4773678020491 - 2³ = 4773678020483 is a prime.

It is not a weakly prime, because it can be changed into another prime (4773679020491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2386839010245 + 2386839010246.

It is an arithmetic number, because the mean of its divisors is an integer number (2386839010246).

Almost surely, 2^{4773678020491} is an apocalyptic number.

4773678020491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4773678020491 is an equidigital number, since it uses as much as digits as its factorization.

4773678020491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14224896, while the sum is 58.

The spelling of 4773678020491 in words is "four trillion, seven hundred seventy-three billion, six hundred seventy-eight million, twenty thousand, four hundred ninety-one".