2522956818198 has 8 divisors (see below), whose sum is σ = 5045913636408. Its totient is φ = 840985606064.

The previous prime is 2522956818139. The next prime is 2522956818199. The reversal of 2522956818198 is 8918186592252.

It is a sphenic number, since it is the product of 3 distinct primes.

2522956818198 is an admirable number.

It is a super-2 number, since 2×2522956818198² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522956818199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210246401511 + ... + 210246401522.

It is an arithmetic number, because the mean of its divisors is an integer number (630739204551).

Almost surely, 2^{2522956818198} is an apocalyptic number.

2522956818198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2522956818198 is a wasteful number, since it uses less digits than its factorization.

2522956818198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420492803038.

The product of its digits is 49766400, while the sum is 66.

The spelling of 2522956818198 in words is "two trillion, five hundred twenty-two billion, nine hundred fifty-six million, eight hundred eighteen thousand, one hundred ninety-eight".