542434454340 has 48 divisors (see below), whose sum is σ = 1520597174208. Its totient is φ = 144479597184.

The previous prime is 542434454321. The next prime is 542434454347. The reversal of 542434454340 is 43454434245.

It is a junction number, because it is equal to n+sod(n) for n = 542434454292 and 542434454301.

It is not an unprimeable number, because it can be changed into a prime (542434454347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5248102 + ... + 5350461.

It is an arithmetic number, because the mean of its divisors is an integer number (31679107796).

Almost surely, 2^542434454340 is an apocalyptic number.

It is an amenable number.

542434454340 is an abundant number, since it is smaller than the sum of its proper divisors (978162719868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542434454340 is a wasteful number, since it uses less digits than its factorization.

542434454340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10599428 (or 10599426 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 42.

Adding to 542434454340 its reverse (43454434245), we get a palindrome (585888888585).

The spelling of 542434454340 in words is "five hundred forty-two billion, four hundred thirty-four million, four hundred fifty-four thousand, three hundred forty".