4778053236091 has 2 divisors, whose sum is σ = 4778053236092. Its totient is φ = 4778053236090.

The previous prime is 4778053236079. The next prime is 4778053236101. The reversal of 4778053236091 is 1906323508774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4778053236091 - 2¹¹ = 4778053234043 is a prime.

It is not a weakly prime, because it can be changed into another prime (4778056236091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2389026618045 + 2389026618046.

It is an arithmetic number, because the mean of its divisors is an integer number (2389026618046).

It is a 1-persistent number, because it is pandigital, but 2⋅4778053236091 = 9556106472182 is not.

Almost surely, 2^{4778053236091} is an apocalyptic number.

4778053236091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4778053236091 is an equidigital number, since it uses as much as digits as its factorization.

4778053236091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 4778053236091 in words is "four trillion, seven hundred seventy-eight billion, fifty-three million, two hundred thirty-six thousand, ninety-one".