2671680019 has 2 divisors, whose sum is σ = 2671680020. Its totient is φ = 2671680018.

The previous prime is 2671679993. The next prime is 2671680059. The reversal of 2671680019 is 9100861762.

It is an a-pointer prime, because the next prime (2671680059) can be obtained adding 2671680019 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2671680019 is a prime.

It is a super-2 number, since 2×2671680019² = 14275748247847680722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2671680059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335840009 + 1335840010.

It is an arithmetic number, because the mean of its divisors is an integer number (1335840010).

Almost surely, 2^2671680019 is an apocalyptic number.

2671680019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2671680019 is an equidigital number, since it uses as much as digits as its factorization.

2671680019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 2671680019 is about 51688.2967314652. The cubic root of 2671680019 is about 1387.5910207745.

The spelling of 2671680019 in words is "two billion, six hundred seventy-one million, six hundred eighty thousand, nineteen".