2125771576 has 16 divisors (see below), whose sum is σ = 3995767440. Its totient is φ = 1060233600.

The previous prime is 2125771559. The next prime is 2125771591. The reversal of 2125771576 is 6751775212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328116 + ... + 334531.

It is an arithmetic number, because the mean of its divisors is an integer number (249735465).

Almost surely, 2^2125771576 is an apocalyptic number.

It is an amenable number.

2125771576 is a deficient number, since it is larger than the sum of its proper divisors (1869995864).

2125771576 is a wasteful number, since it uses less digits than its factorization.

2125771576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663054 (or 663050 counting only the distinct ones).

The product of its digits is 205800, while the sum is 43.

The square root of 2125771576 is about 46106.0904436713. The cubic root of 2125771576 is about 1285.7963795718.

The spelling of 2125771576 in words is "two billion, one hundred twenty-five million, seven hundred seventy-one thousand, five hundred seventy-six".