2077739813641 has 4 divisors (see below), whose sum is σ = 2080892682000. Its totient is φ = 2074586945284.

The previous prime is 2077739813621. The next prime is 2077739813671. The reversal of 2077739813641 is 1463189377702.

It is a happy number.

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 2077739813641 - 2⁵ = 2077739813609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2077739813621) 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, 1576433191 + ... + 1576434508.

It is an arithmetic number, because the mean of its divisors is an integer number (520223170500).

Almost surely, 2^{2077739813641} is an apocalyptic number.

It is an amenable number.

2077739813641 is a deficient number, since it is larger than the sum of its proper divisors (3152868359).

2077739813641 is an equidigital number, since it uses as much as digits as its factorization.

2077739813641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152868358.

The product of its (nonzero) digits is 10668672, while the sum is 58.

The spelling of 2077739813641 in words is "two trillion, seventy-seven billion, seven hundred thirty-nine million, eight hundred thirteen thousand, six hundred forty-one".