245024254204511 has 4 divisors (see below), whose sum is σ = 245386180725432. Its totient is φ = 244662327683592.

The previous prime is 245024254204459. The next prime is 245024254204517. The reversal of 245024254204511 is 115402452420542.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245024254204511 is a prime.

It is a super-2 number, since 2×245024254204511² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245024254204517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180963259445 + ... + 180963260798.

It is an arithmetic number, because the mean of its divisors is an integer number (61346545181358).

Almost surely, 2^{245024254204511} is an apocalyptic number.

245024254204511 is a deficient number, since it is larger than the sum of its proper divisors (361926520921).

245024254204511 is an equidigital number, since it uses as much as digits as its factorization.

245024254204511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361926520920.

The product of its (nonzero) digits is 512000, while the sum is 41.

The spelling of 245024254204511 in words is "two hundred forty-five trillion, twenty-four billion, two hundred fifty-four million, two hundred four thousand, five hundred eleven".