69328665906220 has 144 divisors (see below), whose sum is σ = 177218098138368. Its totient is φ = 22687948523520.

The previous prime is 69328665906217. The next prime is 69328665906233. The reversal of 69328665906220 is 2260956682396.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13412737 + ... + 17848216.

It is an arithmetic number, because the mean of its divisors is an integer number (1230681237072).

Almost surely, 2^{69328665906220} is an apocalyptic number.

It is an amenable number.

69328665906220 is an abundant number, since it is smaller than the sum of its proper divisors (107889432232148).

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

69328665906220 is a wasteful number, since it uses less digits than its factorization.

69328665906220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31261080 (or 31261071 counting only the distinct ones).

The product of its (nonzero) digits is 100776960, while the sum is 64.

The spelling of 69328665906220 in words is "sixty-nine trillion, three hundred twenty-eight billion, six hundred sixty-five million, nine hundred six thousand, two hundred twenty".