616272479 has 2 divisors, whose sum is σ = 616272480. Its totient is φ = 616272478.

The previous prime is 616272473. The next prime is 616272563. The reversal of 616272479 is 974272616.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 616272479 - 2⁴ = 616272463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616272473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308136239 + 308136240.

It is an arithmetic number, because the mean of its divisors is an integer number (308136240).

Almost surely, 2^616272479 is an apocalyptic number.

616272479 is a deficient number, since it is larger than the sum of its proper divisors (1).

616272479 is an equidigital number, since it uses as much as digits as its factorization.

616272479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 616272479 is about 24824.8359309785. The cubic root of 616272479 is about 850.9896104923.

The spelling of 616272479 in words is "six hundred sixteen million, two hundred seventy-two thousand, four hundred seventy-nine".