2077881696 has 108 divisors (see below), whose sum is σ = 6495099156. Its totient is φ = 629650560.

The previous prime is 2077881649. The next prime is 2077881719. The reversal of 2077881696 is 6961887702.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 5035 + ... + 64661.

It is an arithmetic number, because the mean of its divisors is an integer number (60139807).

Almost surely, 2^2077881696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2077881696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3247549578).

2077881696 is an abundant number, since it is smaller than the sum of its proper divisors (4417217460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2077881696 is a wasteful number, since it uses less digits than its factorization.

2077881696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59665 (or 59643 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The square root of 2077881696 is about 45583.7876442930. The cubic root of 2077881696 is about 1276.0673765453.

The spelling of 2077881696 in words is "two billion, seventy-seven million, eight hundred eighty-one thousand, six hundred ninety-six".