542512000340 has 24 divisors (see below), whose sum is σ = 1151020309992. Its totient is φ = 214767636480.

The previous prime is 542512000339. The next prime is 542512000361. The reversal of 542512000340 is 43000215245.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1128019396 + 541383980944 = 33586^2 + 735788^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139820741 + ... + 139824620.

It is an arithmetic number, because the mean of its divisors is an integer number (47959179583).

Almost surely, 2^542512000340 is an apocalyptic number.

It is an amenable number.

542512000340 is an abundant number, since it is smaller than the sum of its proper divisors (608508309652).

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

542512000340 is a wasteful number, since it uses less digits than its factorization.

542512000340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279645467 (or 279645465 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 542512000340 its reverse (43000215245), we get a palindrome (585512215585).

The spelling of 542512000340 in words is "five hundred forty-two billion, five hundred twelve million, three hundred forty", and thus it is an aban number.