2126549476 has 12 divisors (see below), whose sum is σ = 3722008108. Its totient is φ = 1063118592.

The previous prime is 2126549461. The next prime is 2126549489. The reversal of 2126549476 is 6749456212.

It can be written as a sum of positive squares in 2 ways, for example, as 1570061376 + 556488100 = 39624^2 + 23590^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 5121 + ... + 65416.

Almost surely, 2^2126549476 is an apocalyptic number.

It is an amenable number.

2126549476 is a deficient number, since it is larger than the sum of its proper divisors (1595458632).

2126549476 is a wasteful number, since it uses less digits than its factorization.

2126549476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78078 (or 78076 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 2126549476 is about 46114.5256508185. The cubic root of 2126549476 is about 1285.9532009088.

The spelling of 2126549476 in words is "two billion, one hundred twenty-six million, five hundred forty-nine thousand, four hundred seventy-six".