5402240143442 has 8 divisors (see below), whose sum is σ = 8157745183500. Its totient is φ = 2682991748944.

The previous prime is 5402240143379. The next prime is 5402240143463. The reversal of 5402240143442 is 2443410422045.

It can be written as a sum of positive squares in 2 ways, for example, as 5401724353921 + 515789521 = 2324161^2 + 22711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9064161017 + ... + 9064161612.

Almost surely, 2^{5402240143442} is an apocalyptic number.

5402240143442 is a deficient number, since it is larger than the sum of its proper divisors (2755505040058).

5402240143442 is a wasteful number, since it uses less digits than its factorization.

5402240143442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18128322780.

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 5402240143442 its reverse (2443410422045), we get a palindrome (7845650565487).

The spelling of 5402240143442 in words is "five trillion, four hundred two billion, two hundred forty million, one hundred forty-three thousand, four hundred forty-two".