542425431312013 has 4 divisors (see below), whose sum is σ = 542439965403388. Its totient is φ = 542410897220640.

The previous prime is 542425431311993. The next prime is 542425431312113. The reversal of 542425431312013 is 310213134524245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 347820336603364 + 194605094708649 = 18649942^2 + 13950093^2 .

It is a cyclic number.

It is not a de Polignac number, because 542425431312013 - 2²¹ = 542425429214861 is a prime.

It is a super-2 number, since 2×542425431312013² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542425431312113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7266989706 + ... + 7267064347.

It is an arithmetic number, because the mean of its divisors is an integer number (135609991350847).

Almost surely, 2^{542425431312013} is an apocalyptic number.

It is an amenable number.

542425431312013 is a deficient number, since it is larger than the sum of its proper divisors (14534091375).

542425431312013 is a wasteful number, since it uses less digits than its factorization.

542425431312013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14534091374.

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 542425431312013 its reverse (310213134524245), we get a palindrome (852638565836258).

The spelling of 542425431312013 in words is "five hundred forty-two trillion, four hundred twenty-five billion, four hundred thirty-one million, three hundred twelve thousand, thirteen".