2144225315524 has 6 divisors (see below), whose sum is σ = 3752394302174. Its totient is φ = 1072112657760.

The previous prime is 2144225315509. The next prime is 2144225315539. The reversal of 2144225315524 is 4255135224412.

It is an interprime number because it is at equal distance from previous prime (2144225315509) and next prime (2144225315539).

It can be written as a sum of positive squares in only one way, i.e., 1503076000000 + 641149315524 = 1226000^2 + 800718^2 .

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 as a sum of consecutive naturals, namely, 268028164437 + ... + 268028164444.

Almost surely, 2^{2144225315524} is an apocalyptic number.

It is an amenable number.

2144225315524 is a deficient number, since it is larger than the sum of its proper divisors (1608168986650).

2144225315524 is a wasteful number, since it uses less digits than its factorization.

2144225315524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536056328885 (or 536056328883 counting only the distinct ones).

The product of its digits is 384000, while the sum is 40.

The spelling of 2144225315524 in words is "two trillion, one hundred forty-four billion, two hundred twenty-five million, three hundred fifteen thousand, five hundred twenty-four".