4020414525 has 36 divisors (see below), whose sum is σ = 7226749140. Its totient is φ = 2136556800.

The previous prime is 4020414511. The next prime is 4020414527. The reversal of 4020414525 is 5254140204.

4020414525 is a `hidden beast` number, since 4 + 0 + 204 + 1 + 452 + 5 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 173686041 + 3846728484 = 13179^2 + 62022^2 .

It is not a de Polignac number, because 4020414525 - 2⁵ = 4020414493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020414527) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 31431 + ... + 95019.

Almost surely, 2^4020414525 is an apocalyptic number.

4020414525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4020414525 is a deficient number, since it is larger than the sum of its proper divisors (3206334615).

4020414525 is a wasteful number, since it uses less digits than its factorization.

4020414525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63886 (or 63878 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 4020414525 is about 63406.7387980174. The cubic root of 4020414525 is about 1590.0969740309.

Adding to 4020414525 its reverse (5254140204), we get a palindrome (9274554729).

The spelling of 4020414525 in words is "four billion, twenty million, four hundred fourteen thousand, five hundred twenty-five".