544874779 has 2 divisors, whose sum is σ = 544874780. Its totient is φ = 544874778.

The previous prime is 544874767. The next prime is 544874783. The reversal of 544874779 is 977478445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544874779 - 2⁷ = 544874651 is a prime.

It is not a weakly prime, because it can be changed into another prime (544824779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272437389 + 272437390.

It is an arithmetic number, because the mean of its divisors is an integer number (272437390).

Almost surely, 2^544874779 is an apocalyptic number.

544874779 is a deficient number, since it is larger than the sum of its proper divisors (1).

544874779 is an equidigital number, since it uses as much as digits as its factorization.

544874779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7902720, while the sum is 55.

The square root of 544874779 is about 23342.5529666316. The cubic root of 544874779 is about 816.7683529821.

The spelling of 544874779 in words is "five hundred forty-four million, eight hundred seventy-four thousand, seven hundred seventy-nine".