2144125544242 has 32 divisors (see below), whose sum is σ = 3528998928000. Its totient is φ = 968930755200.

The previous prime is 2144125544237. The next prime is 2144125544261. The reversal of 2144125544242 is 2424455214412.

It is a junction number, because it is equal to n+sod(n) for n = 2144125544195 and 2144125544204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13655859 + ... + 13811977.

It is an arithmetic number, because the mean of its divisors is an integer number (110281216500).

Almost surely, 2^{2144125544242} is an apocalyptic number.

2144125544242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2144125544242 is a deficient number, since it is larger than the sum of its proper divisors (1384873383758).

2144125544242 is a wasteful number, since it uses less digits than its factorization.

2144125544242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159762.

The product of its digits is 409600, while the sum is 40.

The spelling of 2144125544242 in words is "two trillion, one hundred forty-four billion, one hundred twenty-five million, five hundred forty-four thousand, two hundred forty-two".