208073021273376 has 192 divisors, whose sum is σ = 637646857924608. Its totient is φ = 58171178631168.

The previous prime is 208073021273353. The next prime is 208073021273401. The reversal of 208073021273376 is 673372120370802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137046016 + ... + 138555968.

It is an arithmetic number, because the mean of its divisors is an integer number (3321077385024).

Almost surely, 2^{208073021273376} 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 208073021273376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (318823428962304).

208073021273376 is an abundant number, since it is smaller than the sum of its proper divisors (429573836651232).

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

208073021273376 is a wasteful number, since it uses less digits than its factorization.

208073021273376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514383 (or 1514375 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 51.

The spelling of 208073021273376 in words is "two hundred eight trillion, seventy-three billion, twenty-one million, two hundred seventy-three thousand, three hundred seventy-six".