2565551483 has 8 divisors (see below), whose sum is σ = 2801807280. Its totient is φ = 2329799680.

The previous prime is 2565551479. The next prime is 2565551489. The reversal of 2565551483 is 3841555652.

It is a happy number.

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 2565551483 - 2² = 2565551479 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2565551489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115310 + ... + 135747.

It is an arithmetic number, because the mean of its divisors is an integer number (350225910).

Almost surely, 2^2565551483 is an apocalyptic number.

2565551483 is a deficient number, since it is larger than the sum of its proper divisors (236255797).

2565551483 is a wasteful number, since it uses less digits than its factorization.

2565551483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251997.

The product of its digits is 720000, while the sum is 44.

The square root of 2565551483 is about 50651.2732613900. The cubic root of 2565551483 is about 1368.9688874158.

The spelling of 2565551483 in words is "two billion, five hundred sixty-five million, five hundred fifty-one thousand, four hundred eighty-three".