4025542120 has 16 divisors (see below), whose sum is σ = 9057469860. Its totient is φ = 1610216832.

The previous prime is 4025542067. The next prime is 4025542163. The reversal of 4025542120 is 212455204.

It can be written as a sum of positive squares in 2 ways, for example, as 3917007396 + 108534724 = 62586^2 + 10418^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50319237 + ... + 50319316.

Almost surely, 2^4025542120 is an apocalyptic number.

4025542120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4025542120 is an abundant number, since it is smaller than the sum of its proper divisors (5031927740).

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

4025542120 is a wasteful number, since it uses less digits than its factorization.

4025542120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100638564 (or 100638560 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 4025542120 is about 63447.1600625276. The cubic root of 4025542120 is about 1590.7726845788.

Adding to 4025542120 its reverse (212455204), we get a palindrome (4237997324).

The spelling of 4025542120 in words is "four billion, twenty-five million, five hundred forty-two thousand, one hundred twenty".