2078435134049 has 4 divisors (see below), whose sum is σ = 2078440488960. Its totient is φ = 2078429779140.

The previous prime is 2078435134043. The next prime is 2078435134133. The reversal of 2078435134049 is 9404315348702.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2078435134049 - 2⁴ = 2078435134033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2078435133988 and 2078435134006.

It is not an unprimeable number, because it can be changed into a prime (2078435134043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2045537 + ... + 2888094.

It is an arithmetic number, because the mean of its divisors is an integer number (519610122240).

Almost surely, 2^{2078435134049} is an apocalyptic number.

It is an amenable number.

2078435134049 is a deficient number, since it is larger than the sum of its proper divisors (5354911).

2078435134049 is an equidigital number, since it uses as much as digits as its factorization.

2078435134049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5354910.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 2078435134049 in words is "two trillion, seventy-eight billion, four hundred thirty-five million, one hundred thirty-four thousand, forty-nine".