4025541420 has 72 divisors (see below), whose sum is σ = 12741726816. Its totient is φ = 1026803712.

The previous prime is 4025541409. The next prime is 4025541433. The reversal of 4025541420 is 241455204.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 482037 + ... + 490316.

It is an arithmetic number, because the mean of its divisors is an integer number (176968428).

Almost surely, 2^4025541420 is an apocalyptic number.

It is an amenable number.

4025541420 is an abundant number, since it is smaller than the sum of its proper divisors (8716185396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4025541420 is a wasteful number, since it uses less digits than its factorization.

4025541420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972391 (or 972386 counting only the distinct ones).

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

The square root of 4025541420 is about 63447.1545461260. The cubic root of 4025541420 is about 1590.7725923725.

Adding to 4025541420 its reverse (241455204), we get a palindrome (4266996624).

The spelling of 4025541420 in words is "four billion, twenty-five million, five hundred forty-one thousand, four hundred twenty".