2126376556 has 24 divisors (see below), whose sum is σ = 3740996336. Its totient is φ = 1057536000.

The previous prime is 2126376509. The next prime is 2126376557. The reversal of 2126376556 is 6556736212.

It is a super-2 number, since 2×2126376556² = 9042954515812842272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2126376557) 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, 707056 + ... + 710056.

Almost surely, 2^2126376556 is an apocalyptic number.

It is an amenable number.

2126376556 is a deficient number, since it is larger than the sum of its proper divisors (1614619780).

2126376556 is a wasteful number, since it uses less digits than its factorization.

2126376556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3889 (or 3887 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The square root of 2126376556 is about 46112.6507153948. The cubic root of 2126376556 is about 1285.9183442772.

The spelling of 2126376556 in words is "two billion, one hundred twenty-six million, three hundred seventy-six thousand, five hundred fifty-six".