2555670549 has 8 divisors (see below), whose sum is σ = 3499657120. Its totient is φ = 1657732176.

The previous prime is 2555670493. The next prime is 2555670581. The reversal of 2555670549 is 9450765552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2555670549 - 2¹³ = 2555662357 is a prime.

It is a super-2 number, since 2×2555670549² = 13062903910051922802, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2555670498 and 2555670507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555671549) 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, 11511919 + ... + 11512140.

It is an arithmetic number, because the mean of its divisors is an integer number (437457140).

Almost surely, 2^2555670549 is an apocalyptic number.

It is an amenable number.

2555670549 is a deficient number, since it is larger than the sum of its proper divisors (943986571).

2555670549 is a wasteful number, since it uses less digits than its factorization.

2555670549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23024099.

The product of its (nonzero) digits is 1890000, while the sum is 48.

The square root of 2555670549 is about 50553.6403140268. The cubic root of 2555670549 is about 1367.2091495871.

The spelling of 2555670549 in words is "two billion, five hundred fifty-five million, six hundred seventy thousand, five hundred forty-nine".