4020770877 has 4 divisors (see below), whose sum is σ = 5361027840. Its totient is φ = 2680513916.

The previous prime is 4020770867. The next prime is 4020770879. The reversal of 4020770877 is 7780770204.

It is a happy number.

4020770877 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4020770877 - 2⁶ = 4020770813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020770879) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 670128477 + ... + 670128482.

It is an arithmetic number, because the mean of its divisors is an integer number (1340256960).

Almost surely, 2^4020770877 is an apocalyptic number.

It is an amenable number.

4020770877 is a deficient number, since it is larger than the sum of its proper divisors (1340256963).

4020770877 is a wasteful number, since it uses less digits than its factorization.

4020770877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340256962.

The product of its (nonzero) digits is 153664, while the sum is 42.

The square root of 4020770877 is about 63409.5487840751. The cubic root of 4020770877 is about 1590.1439523953.

The spelling of 4020770877 in words is "four billion, twenty million, seven hundred seventy thousand, eight hundred seventy-seven".