2124645948198 has 32 divisors (see below), whose sum is σ = 4721570068320. Its totient is φ = 708195121920.

The previous prime is 2124645948169. The next prime is 2124645948277. The reversal of 2124645948198 is 8918495464212.

It is a happy number.

2124645948198 is a `hidden beast` number, since 2 + 1 + 2 + 4 + 64 + 5 + 9 + 481 + 98 = 666.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 1414186 + ... + 2499842.

It is an arithmetic number, because the mean of its divisors is an integer number (147549064635).

Almost surely, 2^{2124645948198} is an apocalyptic number.

2124645948198 is an abundant number, since it is smaller than the sum of its proper divisors (2596924120122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2124645948198 is a wasteful number, since it uses less digits than its factorization.

2124645948198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121909 (or 1121903 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 63.

The spelling of 2124645948198 in words is "two trillion, one hundred twenty-four billion, six hundred forty-five million, nine hundred forty-eight thousand, one hundred ninety-eight".