245798682220 has 48 divisors (see below), whose sum is σ = 635295060288. Its totient is φ = 77791230720.

The previous prime is 245798682209. The next prime is 245798682263. The reversal of 245798682220 is 22286897542.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67525291 + ... + 67528930.

It is an arithmetic number, because the mean of its divisors is an integer number (13235313756).

Almost surely, 2^245798682220 is an apocalyptic number.

245798682220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245798682220 is an abundant number, since it is smaller than the sum of its proper divisors (389496378068).

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

245798682220 is a wasteful number, since it uses less digits than its factorization.

245798682220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135054250 (or 135054248 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 245798682220 in words is "two hundred forty-five billion, seven hundred ninety-eight million, six hundred eighty-two thousand, two hundred twenty".