2485657285 has 16 divisors (see below), whose sum is σ = 3016915200. Its totient is φ = 1965841920.

The previous prime is 2485657249. The next prime is 2485657297. The reversal of 2485657285 is 5827565842.

It is not a de Polignac number, because 2485657285 - 2²⁵ = 2452102853 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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321141 + ... + 328789.

It is an arithmetic number, because the mean of its divisors is an integer number (188557200).

Almost surely, 2^2485657285 is an apocalyptic number.

It is an amenable number.

2485657285 is a deficient number, since it is larger than the sum of its proper divisors (531257915).

2485657285 is a wasteful number, since it uses less digits than its factorization.

2485657285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8388.

The product of its digits is 5376000, while the sum is 52.

The square root of 2485657285 is about 49856.3665443040. The cubic root of 2485657285 is about 1354.6083543788.

The spelling of 2485657285 in words is "two billion, four hundred eighty-five million, six hundred fifty-seven thousand, two hundred eighty-five".