2144883656425 has 24 divisors (see below), whose sum is σ = 2677850035200. Its totient is φ = 1704171633600.

The previous prime is 2144883656423. The next prime is 2144883656431. The reversal of 2144883656425 is 5246563884412.

It is not a de Polignac number, because 2144883656425 - 2¹ = 2144883656423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2144883656425.

It is not an unprimeable number, because it can be changed into a prime (2144883656423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32862874 + ... + 32928076.

It is an arithmetic number, because the mean of its divisors is an integer number (111577084800).

Almost surely, 2^{2144883656425} is an apocalyptic number.

2144883656425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2144883656425 is a deficient number, since it is larger than the sum of its proper divisors (532966378775).

2144883656425 is a wasteful number, since it uses less digits than its factorization.

2144883656425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74193 (or 74188 counting only the distinct ones).

The product of its digits is 44236800, while the sum is 58.

The spelling of 2144883656425 in words is "two trillion, one hundred forty-four billion, eight hundred eighty-three million, six hundred fifty-six thousand, four hundred twenty-five".