5778924491 has 2 divisors, whose sum is σ = 5778924492. Its totient is φ = 5778924490.

The previous prime is 5778924469. The next prime is 5778924509. The reversal of 5778924491 is 1944298775.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5778924491 is a prime.

It is not a weakly prime, because it can be changed into another prime (5778924451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2889462245 + 2889462246.

It is an arithmetic number, because the mean of its divisors is an integer number (2889462246).

Almost surely, 2^5778924491 is an apocalyptic number.

5778924491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5778924491 is an equidigital number, since it uses as much as digits as its factorization.

5778924491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 56.

The square root of 5778924491 is about 76019.2376375875. The cubic root of 5778924491 is about 1794.5229077357.

The spelling of 5778924491 in words is "five billion, seven hundred seventy-eight million, nine hundred twenty-four thousand, four hundred ninety-one".