2040523425 has 18 divisors (see below), whose sum is σ = 3654804582. Its totient is φ = 1088279040.

The previous prime is 2040523423. The next prime is 2040523451. The reversal of 2040523425 is 5243250402.

It is a happy number.

2040523425 is a `hidden beast` number, since 2 + 0 + 405 + 234 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 197796096 + 1842727329 = 14064^2 + 42927^2 .

It is not a de Polignac number, because 2040523425 - 2¹ = 2040523423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2040523423) 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 17 ways as a sum of consecutive naturals, for example, 4534272 + ... + 4534721.

It is an arithmetic number, because the mean of its divisors is an integer number (203044699).

Almost surely, 2^2040523425 is an apocalyptic number.

2040523425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2040523425 is a deficient number, since it is larger than the sum of its proper divisors (1614281157).

2040523425 is a wasteful number, since it uses less digits than its factorization.

2040523425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9069009 (or 9069001 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2040523425 is about 45172.1532030520. The cubic root of 2040523425 is about 1268.3736026641.

Adding to 2040523425 its reverse (5243250402), we get a palindrome (7283773827).

The spelling of 2040523425 in words is "two billion, forty million, five hundred twenty-three thousand, four hundred twenty-five".