802066955172 has 192 divisors, whose sum is σ = 2213047173120. Its totient is φ = 221387572224.

The previous prime is 802066955161. The next prime is 802066955201. The reversal of 802066955172 is 271559660208.

It is a super-2 number, since 2×802066955172² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 61515838 + ... + 61528874.

It is an arithmetic number, because the mean of its divisors is an integer number (11526287360).

Almost surely, 2^802066955172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 802066955172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1106523586560).

802066955172 is an abundant number, since it is smaller than the sum of its proper divisors (1410980217948).

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

802066955172 is a wasteful number, since it uses less digits than its factorization.

802066955172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13330 (or 13328 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 802066955172 in words is "eight hundred two billion, sixty-six million, nine hundred fifty-five thousand, one hundred seventy-two".