6959540019 has 32 divisors (see below), whose sum is σ = 9982241280. Its totient is φ = 4297536000.

The previous prime is 6959540017. The next prime is 6959540023. The reversal of 6959540019 is 9100459596.

6959540019 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6959540019 - 2¹ = 6959540017 is a prime.

It is a super-2 number, since 2×6959540019² = 96870394552125040722, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 6959540019.

It is not an unprimeable number, because it can be changed into a prime (6959540017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 835264 + ... + 843554.

It is an arithmetic number, because the mean of its divisors is an integer number (311945040).

Almost surely, 2^6959540019 is an apocalyptic number.

6959540019 is a deficient number, since it is larger than the sum of its proper divisors (3022701261).

6959540019 is a wasteful number, since it uses less digits than its factorization.

6959540019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8571.

The product of its (nonzero) digits is 437400, while the sum is 48.

The square root of 6959540019 is about 83423.8576127956. The cubic root of 6959540019 is about 1909.2384799888.

The spelling of 6959540019 in words is "six billion, nine hundred fifty-nine million, five hundred forty thousand, nineteen".