245342041234 has 4 divisors (see below), whose sum is σ = 368013061854. Its totient is φ = 122671020616.

The previous prime is 245342041199. The next prime is 245342041267. The reversal of 245342041234 is 432140243542.

245342041234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 232278694209 + 13063347025 = 481953^2 + 114295^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 245342041234.

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 as a sum of consecutive naturals, namely, 61335510307 + ... + 61335510310.

Almost surely, 2^245342041234 is an apocalyptic number.

245342041234 is a deficient number, since it is larger than the sum of its proper divisors (122671020620).

245342041234 is a wasteful number, since it uses less digits than its factorization.

245342041234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122671020619.

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 245342041234 its reverse (432140243542), we get a palindrome (677482284776).

The spelling of 245342041234 in words is "two hundred forty-five billion, three hundred forty-two million, forty-one thousand, two hundred thirty-four".