245024141321247 has 8 divisors (see below), whose sum is σ = 327413732241456. Its totient is φ = 162991988974272.

The previous prime is 245024141321243. The next prime is 245024141321257. The reversal of 245024141321247 is 742123141420542.

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

It is not a de Polignac number, because 245024141321247 - 2² = 245024141321243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245024141321199 and 245024141321208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245024141321243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89359641708 + ... + 89359644449.

It is an arithmetic number, because the mean of its divisors is an integer number (40926716530182).

Almost surely, 2^{245024141321247} is an apocalyptic number.

245024141321247 is a deficient number, since it is larger than the sum of its proper divisors (82389590920209).

245024141321247 is a wasteful number, since it uses less digits than its factorization.

245024141321247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178719286617.

The product of its (nonzero) digits is 430080, while the sum is 42.

Adding to 245024141321247 its reverse (742123141420542), we get a palindrome (987147282741789).

The spelling of 245024141321247 in words is "two hundred forty-five trillion, twenty-four billion, one hundred forty-one million, three hundred twenty-one thousand, two hundred forty-seven".