2477466556009 has 3 divisors (see below), whose sum is σ = 2477468130007. Its totient is φ = 2477464982012.

The previous prime is 2477466555997. The next prime is 2477466556013. The reversal of 2477466556009 is 9006556647742.

The square root of 2477466556009 is 1573997.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 1041716216025 + 1435750339984 = 1020645^2 + 1198228^2 .

It is not a de Polignac number, because 2477466556009 - 2⁹ = 2477466555497 is a prime.

It is a super-2 number, since 2×2477466556009² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2477466556069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 786999 + ... + 2360995.

Almost surely, 2^{2477466556009} is an apocalyptic number.

2477466556009 is the 1573997-th square number.

2477466556009 is the 786999-th centered octagonal number.

It is an amenable number.

2477466556009 is a deficient number, since it is larger than the sum of its proper divisors (1573998).

2477466556009 is an frugal number, since it uses more digits than its factorization.

2477466556009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3147994 (or 1573997 counting only the distinct ones).

The product of its (nonzero) digits is 76204800, while the sum is 61.

The spelling of 2477466556009 in words is "two trillion, four hundred seventy-seven billion, four hundred sixty-six million, five hundred fifty-six thousand, nine".