2145141412442 has 16 divisors (see below), whose sum is σ = 3677412365952. Its totient is φ = 919339547760.

The previous prime is 2145141412429. The next prime is 2145141412481. The reversal of 2145141412442 is 2442141415412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1724228 + ... + 2695040.

It is an arithmetic number, because the mean of its divisors is an integer number (229838272872).

Almost surely, 2^{2145141412442} is an apocalyptic number.

2145141412442 is a deficient number, since it is larger than the sum of its proper divisors (1532270953510).

2145141412442 is a wasteful number, since it uses less digits than its factorization.

2145141412442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128653.

The product of its digits is 40960, while the sum is 35.

Adding to 2145141412442 its reverse (2442141415412), we get a palindrome (4587282827854).

The spelling of 2145141412442 in words is "two trillion, one hundred forty-five billion, one hundred forty-one million, four hundred twelve thousand, four hundred forty-two".