2522090195881 has 9 divisors (see below), whose sum is σ = 2537918554269. Its totient is φ = 2506359976236.

The previous prime is 2522090195873. The next prime is 2522090196019. The reversal of 2522090195881 is 1885910902252.

The square root of 2522090195881 is 1588109.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2522090195881 - 2³ = 2522090195873 is a prime.

It is a super-3 number, since 3×2522090195881³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2522090195831) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 258856896 + ... + 258866638.

Almost surely, 2^{2522090195881} is an apocalyptic number.

2522090195881 is the 1588109-th square number.

2522090195881 is the 794055-th centered octagonal number.

It is an amenable number.

2522090195881 is a deficient number, since it is larger than the sum of its proper divisors (15828358388).

2522090195881 is an frugal number, since it uses more digits than its factorization.

2522090195881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19812 (or 9906 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 52.

The spelling of 2522090195881 in words is "two trillion, five hundred twenty-two billion, ninety million, one hundred ninety-five thousand, eight hundred eighty-one".