2153304142442 has 16 divisors (see below), whose sum is σ = 3253601747880. Its totient is φ = 1068789289152.

The previous prime is 2153304142439. The next prime is 2153304142513. The reversal of 2153304142442 is 2442414033512.

It can be written as a sum of positive squares in 4 ways, for example, as 1955491795321 + 197812347121 = 1398389^2 + 444761^2 .

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, 4539317 + ... + 4991192.

Almost surely, 2^{2153304142442} is an apocalyptic number.

2153304142442 is a deficient number, since it is larger than the sum of its proper divisors (1100297605438).

2153304142442 is a wasteful number, since it uses less digits than its factorization.

2153304142442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9531337.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 2153304142442 its reverse (2442414033512), we get a palindrome (4595718175954).

The spelling of 2153304142442 in words is "two trillion, one hundred fifty-three billion, three hundred four million, one hundred forty-two thousand, four hundred forty-two".