245351232111442 has 8 divisors (see below), whose sum is σ = 377003112756732. Its totient is φ = 119683527859200.

The previous prime is 245351232111367. The next prime is 245351232111473. The reversal of 245351232111442 is 244111232153542.

It can be written as a sum of positive squares in 2 ways, for example, as 244728760028481 + 622472082961 = 15643809^2 + 788969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 245351232111395 and 245351232111404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1496044098159 + ... + 1496044098322.

Almost surely, 2^{245351232111442} is an apocalyptic number.

245351232111442 is a deficient number, since it is larger than the sum of its proper divisors (131651880645290).

245351232111442 is a wasteful number, since it uses less digits than its factorization.

245351232111442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2992088196524.

The product of its digits is 230400, while the sum is 40.

Adding to 245351232111442 its reverse (244111232153542), we get a palindrome (489462464264984).

The spelling of 245351232111442 in words is "two hundred forty-five trillion, three hundred fifty-one billion, two hundred thirty-two million, one hundred eleven thousand, four hundred forty-two".