4202042402025 has 576 divisors, whose sum is σ = 9065109081600. Its totient is φ = 1900519096320.

The previous prime is 4202042401943. The next prime is 4202042402029. The reversal of 4202042402025 is 5202042402024.

It is not a de Polignac number, because 4202042402025 - 2⁷ = 4202042401897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 4202042402025.

It is not an unprimeable number, because it can be changed into a prime (4202042402029) by changing a digit.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 21772240329 + ... + 21772240521.

It is an arithmetic number, because the mean of its divisors is an integer number (15738036600).

Almost surely, 2^{4202042402025} is an apocalyptic number.

4202042402025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4202042402025 is an abundant number, since it is smaller than the sum of its proper divisors (4863066679575).

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

4202042402025 is a wasteful number, since it uses less digits than its factorization.

4202042402025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

Adding to 4202042402025 its reverse (5202042402024), we get a palindrome (9404084804049).

Subtracting 4202042402025 from its reverse (5202042402024), we obtain a palindrome (999999999999).

The spelling of 4202042402025 in words is "four trillion, two hundred two billion, forty-two million, four hundred two thousand, twenty-five".