4057956771 has 16 divisors (see below), whose sum is σ = 5903610240. Its totient is φ = 2458897920.

The previous prime is 4057956751. The next prime is 4057956821. The reversal of 4057956771 is 1776597504.

It is a happy number.

It is not a de Polignac number, because 4057956771 - 2²⁵ = 4024402339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4057956751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252000 + ... + 267618.

It is an arithmetic number, because the mean of its divisors is an integer number (368975640).

Almost surely, 2^4057956771 is an apocalyptic number.

4057956771 is a deficient number, since it is larger than the sum of its proper divisors (1845653469).

4057956771 is a wasteful number, since it uses less digits than its factorization.

4057956771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23506.

The product of its (nonzero) digits is 1852200, while the sum is 51.

The square root of 4057956771 is about 63702.0939294777. The cubic root of 4057956771 is about 1595.0310389232.

The spelling of 4057956771 in words is "four billion, fifty-seven million, nine hundred fifty-six thousand, seven hundred seventy-one".