73826168318220 has 48 divisors (see below), whose sum is σ = 215700804829440. Its totient is φ = 18831022643136.

The previous prime is 73826168318213. The next prime is 73826168318239. The reversal of 73826168318220 is 2281386162837.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26748610330 + ... + 26748613089.

It is an arithmetic number, because the mean of its divisors is an integer number (4493766767280).

Almost surely, 2^{73826168318220} is an apocalyptic number.

It is an amenable number.

73826168318220 is an abundant number, since it is smaller than the sum of its proper divisors (141874636511220).

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

73826168318220 is a wasteful number, since it uses less digits than its factorization.

73826168318220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53497223454 (or 53497223452 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 73826168318220 in words is "seventy-three trillion, eight hundred twenty-six billion, one hundred sixty-eight million, three hundred eighteen thousand, two hundred twenty".