1022825990925 has 18 divisors (see below), whose sum is σ = 1831994997482. Its totient is φ = 545507195040.

The previous prime is 1022825990917. The next prime is 1022825990939. The reversal of 1022825990925 is 5290995282201.

1022825990925 is a `hidden beast` number, since 1 + 0 + 2 + 28 + 2 + 599 + 0 + 9 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 2802749481 + 1020023241444 = 52941^2 + 1009962^2 .

It is not a de Polignac number, because 1022825990925 - 2³ = 1022825990917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 2272946422 + ... + 2272946871.

Almost surely, 2^{1022825990925} is an apocalyptic number.

1022825990925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1022825990925 is a deficient number, since it is larger than the sum of its proper divisors (809169006557).

1022825990925 is a wasteful number, since it uses less digits than its factorization.

1022825990925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545893309 (or 4545893301 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The spelling of 1022825990925 in words is "one trillion, twenty-two billion, eight hundred twenty-five million, nine hundred ninety thousand, nine hundred twenty-five".