4157777020 has 48 divisors (see below), whose sum is σ = 8788727808. Its totient is φ = 1652212800.

The previous prime is 4157776993. The next prime is 4157777021. The reversal of 4157777020 is 207777514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4157777021) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3955495 + ... + 3956545.

It is an arithmetic number, because the mean of its divisors is an integer number (183098496).

Almost surely, 2^4157777020 is an apocalyptic number.

It is an amenable number.

4157777020 is an abundant number, since it is smaller than the sum of its proper divisors (4630950788).

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

4157777020 is a wasteful number, since it uses less digits than its factorization.

4157777020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170 (or 2168 counting only the distinct ones).

The product of its (nonzero) digits is 96040, while the sum is 40.

The square root of 4157777020 is about 64480.8267626897. The cubic root of 4157777020 is about 1608.0037782598.

The spelling of 4157777020 in words is "four billion, one hundred fifty-seven million, seven hundred seventy-seven thousand, twenty".