5431331240342 has 16 divisors (see below), whose sum is σ = 9310907864832. Its totient is φ = 2327699811240.

The previous prime is 5431331240333. The next prime is 5431331240369. The reversal of 5431331240342 is 2430421331345.

It is a congruent number.

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, 1578173 + ... + 3654215.

It is an arithmetic number, because the mean of its divisors is an integer number (581931741552).

Almost surely, 2^{5431331240342} is an apocalyptic number.

5431331240342 is a deficient number, since it is larger than the sum of its proper divisors (3879576624490).

5431331240342 is a wasteful number, since it uses less digits than its factorization.

5431331240342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262923.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 5431331240342 its reverse (2430421331345), we get a palindrome (7861752571687).

The spelling of 5431331240342 in words is "five trillion, four hundred thirty-one billion, three hundred thirty-one million, two hundred forty thousand, three hundred forty-two".