616619363 has 2 divisors, whose sum is σ = 616619364. Its totient is φ = 616619362.

The previous prime is 616619321. The next prime is 616619371. The reversal of 616619363 is 363916616.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 616619363 - 2¹⁶ = 616553827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 616619363.

It is not a weakly prime, because it can be changed into another prime (616619303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308309681 + 308309682.

It is an arithmetic number, because the mean of its divisors is an integer number (308309682).

Almost surely, 2^616619363 is an apocalyptic number.

616619363 is a deficient number, since it is larger than the sum of its proper divisors (1).

616619363 is an equidigital number, since it uses as much as digits as its factorization.

616619363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 41.

The square root of 616619363 is about 24831.8215803835. The cubic root of 616619363 is about 851.1492472988.

The spelling of 616619363 in words is "six hundred sixteen million, six hundred nineteen thousand, three hundred sixty-three".