4063778676 has 18 divisors (see below), whose sum is σ = 10272329522. Its totient is φ = 1354592880.

The previous prime is 4063778669. The next prime is 4063778681. The reversal of 4063778676 is 6768773604.

It can be written as a sum of positive squares in only one way, i.e., 3513407076 + 550371600 = 59274^2 + 23460^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56441335 + ... + 56441406.

Almost surely, 2^4063778676 is an apocalyptic number.

It is an amenable number.

4063778676 is an abundant number, since it is smaller than the sum of its proper divisors (6208550846).

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

4063778676 is a wasteful number, since it uses less digits than its factorization.

4063778676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112882751 (or 112882746 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 54.

The square root of 4063778676 is about 63747.7738905446. The cubic root of 4063778676 is about 1595.7934654631.

The spelling of 4063778676 in words is "four billion, sixty-three million, seven hundred seventy-eight thousand, six hundred seventy-six".