219712328039 has 2 divisors, whose sum is σ = 219712328040. Its totient is φ = 219712328038.

The previous prime is 219712328021. The next prime is 219712328063. The reversal of 219712328039 is 930823217912.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-219712328039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 219712327984 and 219712328002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (219712328639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109856164019 + 109856164020.

It is an arithmetic number, because the mean of its divisors is an integer number (109856164020).

Almost surely, 2^219712328039 is an apocalyptic number.

219712328039 is a deficient number, since it is larger than the sum of its proper divisors (1).

219712328039 is an equidigital number, since it uses as much as digits as its factorization.

219712328039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 219712328039 in words is "two hundred nineteen billion, seven hundred twelve million, three hundred twenty-eight thousand, thirty-nine".