2125127776 has 48 divisors (see below), whose sum is σ = 4215078000. Its totient is φ = 1054670848.

The previous prime is 2125127773. The next prime is 2125127777. The reversal of 2125127776 is 6777215212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125127773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4732800 + ... + 4733248.

It is an arithmetic number, because the mean of its divisors is an integer number (87814125).

Almost surely, 2^2125127776 is an apocalyptic number.

It is an amenable number.

2125127776 is a deficient number, since it is larger than the sum of its proper divisors (2089950224).

2125127776 is a wasteful number, since it uses less digits than its factorization.

2125127776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231 (or 1223 counting only the distinct ones).

The product of its digits is 82320, while the sum is 40.

The square root of 2125127776 is about 46099.1081909401. The cubic root of 2125127776 is about 1285.6665632892. Note that the first 3 decimals are identical.

The spelling of 2125127776 in words is "two billion, one hundred twenty-five million, one hundred twenty-seven thousand, seven hundred seventy-six".