245863623198 has 32 divisors (see below), whose sum is σ = 497996444160. Its totient is φ = 80909861760.

The previous prime is 245863623191. The next prime is 245863623221. The reversal of 245863623198 is 891326368542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245863623191) 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, 8639613 + ... + 8668023.

It is an arithmetic number, because the mean of its divisors is an integer number (15562388880).

Almost surely, 2^245863623198 is an apocalyptic number.

245863623198 is an abundant number, since it is smaller than the sum of its proper divisors (252132820962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245863623198 is a wasteful number, since it uses less digits than its factorization.

245863623198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46752.

The product of its digits is 14929920, while the sum is 57.

The spelling of 245863623198 in words is "two hundred forty-five billion, eight hundred sixty-three million, six hundred twenty-three thousand, one hundred ninety-eight".