83223253805208 has 64 divisors (see below), whose sum is σ = 226973483493120. Its totient is φ = 25219059696000.

The previous prime is 83223253805207. The next prime is 83223253805239. The reversal of 83223253805208 is 80250835232238.

It is a super-2 number, since 2×83223253805208² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83223253805207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78595141 + ... + 79646987.

It is an arithmetic number, because the mean of its divisors is an integer number (3546460679580).

Almost surely, 2^{83223253805208} is an apocalyptic number.

83223253805208 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

83223253805208 is an abundant number, since it is smaller than the sum of its proper divisors (143750229687912).

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

83223253805208 is a wasteful number, since it uses less digits than its factorization.

83223253805208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351568 (or 1351564 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 51.

The spelling of 83223253805208 in words is "eighty-three trillion, two hundred twenty-three billion, two hundred fifty-three million, eight hundred five thousand, two hundred eight".