4798178149 has 2 divisors, whose sum is σ = 4798178150. Its totient is φ = 4798178148.

The previous prime is 4798178131. The next prime is 4798178153. The reversal of 4798178149 is 9418718974.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3050352900 + 1747825249 = 55230^2 + 41807^2 .

It is a cyclic number.

It is not a de Polignac number, because 4798178149 - 2²¹ = 4796080997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4798178093 and 4798178102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4798178179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2399089074 + 2399089075.

It is an arithmetic number, because the mean of its divisors is an integer number (2399089075).

Almost surely, 2^4798178149 is an apocalyptic number.

It is an amenable number.

4798178149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4798178149 is an equidigital number, since it uses as much as digits as its factorization.

4798178149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4064256, while the sum is 58.

The square root of 4798178149 is about 69268.8829778567. The cubic root of 4798178149 is about 1686.6518857294.

The spelling of 4798178149 in words is "four billion, seven hundred ninety-eight million, one hundred seventy-eight thousand, one hundred forty-nine".