245316242566 has 32 divisors (see below), whose sum is σ = 385684759872. Its totient is φ = 116912315520.

The previous prime is 245316242537. The next prime is 245316242569. The reversal of 245316242566 is 665242613542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245316242569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676180 + ... + 973576.

It is an arithmetic number, because the mean of its divisors is an integer number (12052648746).

Almost surely, 2^245316242566 is an apocalyptic number.

245316242566 is a deficient number, since it is larger than the sum of its proper divisors (140368517306).

245316242566 is a wasteful number, since it uses less digits than its factorization.

245316242566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297664.

The product of its digits is 2073600, while the sum is 46.

The spelling of 245316242566 in words is "two hundred forty-five billion, three hundred sixteen million, two hundred forty-two thousand, five hundred sixty-six".