2079399905043 has 4 divisors (see below), whose sum is σ = 2772533206728. Its totient is φ = 1386266603360.

The previous prime is 2079399905039. The next prime is 2079399905047. The reversal of 2079399905043 is 3405099939702.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2079399905039) and next prime (2079399905047).

It is a cyclic number.

It is not a de Polignac number, because 2079399905043 - 2² = 2079399905039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2079399905047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346566650838 + ... + 346566650843.

It is an arithmetic number, because the mean of its divisors is an integer number (693133301682).

Almost surely, 2^{2079399905043} is an apocalyptic number.

2079399905043 is a deficient number, since it is larger than the sum of its proper divisors (693133301685).

2079399905043 is an equidigital number, since it uses as much as digits as its factorization.

2079399905043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693133301684.

The product of its (nonzero) digits is 16533720, while the sum is 60.

The spelling of 2079399905043 in words is "two trillion, seventy-nine billion, three hundred ninety-nine million, nine hundred five thousand, forty-three".