2547782485 has 8 divisors (see below), whose sum is σ = 3218251680. Its totient is φ = 1930950864.

The previous prime is 2547782467. The next prime is 2547782507. The reversal of 2547782485 is 5842877452.

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

It is a cyclic number.

It is not a de Polignac number, because 2547782485 - 2⁵ = 2547782453 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13409287 + ... + 13409476.

It is an arithmetic number, because the mean of its divisors is an integer number (402281460).

Almost surely, 2^2547782485 is an apocalyptic number.

It is an amenable number.

2547782485 is a deficient number, since it is larger than the sum of its proper divisors (670469195).

2547782485 is a wasteful number, since it uses less digits than its factorization.

2547782485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26818787.

The product of its digits is 5017600, while the sum is 52.

The square root of 2547782485 is about 50475.5632459906. The cubic root of 2547782485 is about 1365.8010719153.

The spelling of 2547782485 in words is "two billion, five hundred forty-seven million, seven hundred eighty-two thousand, four hundred eighty-five".