2523851485 has 4 divisors (see below), whose sum is σ = 3028621788. Its totient is φ = 2019081184.

The previous prime is 2523851471. The next prime is 2523851489. The reversal of 2523851485 is 5841583252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1669049316 + 854802169 = 40854^2 + 29237^2 .

It is a cyclic number.

It is not a de Polignac number, because 2523851485 - 2¹¹ = 2523849437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523851489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252385144 + ... + 252385153.

It is an arithmetic number, because the mean of its divisors is an integer number (757155447).

Almost surely, 2^2523851485 is an apocalyptic number.

It is an amenable number.

2523851485 is a deficient number, since it is larger than the sum of its proper divisors (504770303).

2523851485 is an equidigital number, since it uses as much as digits as its factorization.

2523851485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504770302.

The product of its digits is 384000, while the sum is 43.

The square root of 2523851485 is about 50237.9486543788. The cubic root of 2523851485 is about 1361.5113469823.

The spelling of 2523851485 in words is "two billion, five hundred twenty-three million, eight hundred fifty-one thousand, four hundred eighty-five".