238320770822660 has 24 divisors (see below), whose sum is σ = 502320384859776. Its totient is φ = 94976543351520.

The previous prime is 238320770822647. The next prime is 238320770822689. The reversal of 238320770822660 is 66228077023832.

It is a junction number, because it is equal to n+sod(n) for n = 238320770822596 and 238320770822605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21985305542 + ... + 21985316381.

It is an arithmetic number, because the mean of its divisors is an integer number (20930016035824).

Almost surely, 2^{238320770822660} is an apocalyptic number.

238320770822660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

238320770822660 is an abundant number, since it is smaller than the sum of its proper divisors (263999614037116).

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

238320770822660 is a wasteful number, since it uses less digits than its factorization.

238320770822660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43970622203 (or 43970622201 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 56.

The spelling of 238320770822660 in words is "two hundred thirty-eight trillion, three hundred twenty billion, seven hundred seventy million, eight hundred twenty-two thousand, six hundred sixty".