340003253242 has 16 divisors (see below), whose sum is σ = 510488395560. Its totient is φ = 169840516608.

The previous prime is 340003253189. The next prime is 340003253251. The reversal of 340003253242 is 242352300043.

It can be written as a sum of positive squares in 4 ways, for example, as 224620071481 + 115383181761 = 473941^2 + 339681^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 340003253242.

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, 13754638 + ... + 13779334.

Almost surely, 2^340003253242 is an apocalyptic number.

340003253242 is a deficient number, since it is larger than the sum of its proper divisors (170485142318).

340003253242 is a wasteful number, since it uses less digits than its factorization.

340003253242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30945.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 340003253242 its reverse (242352300043), we get a palindrome (582355553285).

The spelling of 340003253242 in words is "three hundred forty billion, three million, two hundred fifty-three thousand, two hundred forty-two".