2670643019539 has 8 divisors (see below), whose sum is σ = 3040099564032. Its totient is φ = 2322298277640.

The previous prime is 2670643019531. The next prime is 2670643019567. The reversal of 2670643019539 is 9359103460762.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2670643019539 - 2³ = 2670643019531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2670643019539.

It is not an unprimeable number, because it can be changed into a prime (2670643019531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5277950379 + ... + 5277950884.

It is an arithmetic number, because the mean of its divisors is an integer number (380012445504).

Almost surely, 2^{2670643019539} is an apocalyptic number.

2670643019539 is a deficient number, since it is larger than the sum of its proper divisors (369456544493).

2670643019539 is a wasteful number, since it uses less digits than its factorization.

2670643019539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10555901297.

The product of its (nonzero) digits is 7348320, while the sum is 55.

The spelling of 2670643019539 in words is "two trillion, six hundred seventy billion, six hundred forty-three million, nineteen thousand, five hundred thirty-nine".