202055420025 has 96 divisors (see below), whose sum is σ = 383404032000. Its totient is φ = 104219438400.

The previous prime is 202055420011. The next prime is 202055420041. The reversal of 202055420025 is 520024550202.

It is not a de Polignac number, because 202055420025 - 2⁶ = 202055419961 is a prime.

It is a super-2 number, since 2×202055420025² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 61245826 + ... + 61249124.

It is an arithmetic number, because the mean of its divisors is an integer number (3993792000).

Almost surely, 2^202055420025 is an apocalyptic number.

202055420025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

202055420025 is a deficient number, since it is larger than the sum of its proper divisors (181348611975).

202055420025 is a wasteful number, since it uses less digits than its factorization.

202055420025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276 (or 6265 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

Adding to 202055420025 its reverse (520024550202), we get a palindrome (722079970227).

The spelling of 202055420025 in words is "two hundred two billion, fifty-five million, four hundred twenty thousand, twenty-five".