2078057688683 has 4 divisors (see below), whose sum is σ = 2082324748080. Its totient is φ = 2073790629288.

The previous prime is 2078057688649. The next prime is 2078057688697. The reversal of 2078057688683 is 3868867508702.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2078057688683 - 2¹⁰ = 2078057687659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2078057681683) 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, 2133528968 + ... + 2133529941.

It is an arithmetic number, because the mean of its divisors is an integer number (520581187020).

Almost surely, 2^{2078057688683} is an apocalyptic number.

2078057688683 is a deficient number, since it is larger than the sum of its proper divisors (4267059397).

2078057688683 is an equidigital number, since it uses as much as digits as its factorization.

2078057688683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267059396.

The product of its (nonzero) digits is 216760320, while the sum is 68.

The spelling of 2078057688683 in words is "two trillion, seventy-eight billion, fifty-seven million, six hundred eighty-eight thousand, six hundred eighty-three".