2143513058450 has 12 divisors (see below), whose sum is σ = 3986934288810. Its totient is φ = 857405223360.

The previous prime is 2143513058441. The next prime is 2143513058501. The reversal of 2143513058450 is 548503153412.

It can be written as a sum of positive squares in 3 ways, for example, as 1704014333641 + 439498724809 = 1305379^2 + 662947^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2143513058398 and 2143513058407.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21435130535 + ... + 21435130634.

Almost surely, 2^{2143513058450} is an apocalyptic number.

2143513058450 is a deficient number, since it is larger than the sum of its proper divisors (1843421230360).

2143513058450 is a wasteful number, since it uses less digits than its factorization.

2143513058450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42870261181 (or 42870261176 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 2143513058450 in words is "two trillion, one hundred forty-three billion, five hundred thirteen million, fifty-eight thousand, four hundred fifty".