2642112278125 has 48 divisors (see below), whose sum is σ = 3467976785280. Its totient is φ = 2008904040000.

The previous prime is 2642112278081. The next prime is 2642112278149. The reversal of 2642112278125 is 5218722112462.

It is not a de Polignac number, because 2642112278125 - 2¹⁷ = 2642112147053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11167306 + ... + 11401444.

It is an arithmetic number, because the mean of its divisors is an integer number (72249516360).

Almost surely, 2^{2642112278125} is an apocalyptic number.

2642112278125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2642112278125 is a deficient number, since it is larger than the sum of its proper divisors (825864507155).

2642112278125 is an equidigital number, since it uses as much as digits as its factorization.

2642112278125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234344 (or 234324 counting only the distinct ones).

The product of its digits is 215040, while the sum is 43.

The spelling of 2642112278125 in words is "two trillion, six hundred forty-two billion, one hundred twelve million, two hundred seventy-eight thousand, one hundred twenty-five".