216800523026 has 16 divisors (see below), whose sum is σ = 325521937728. Its totient is φ = 108293262000.

The previous prime is 216800523019. The next prime is 216800523059. The reversal of 216800523026 is 620325008612.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10361291 + ... + 10382193.

It is an arithmetic number, because the mean of its divisors is an integer number (20345121108).

Almost surely, 2^216800523026 is an apocalyptic number.

216800523026 is a deficient number, since it is larger than the sum of its proper divisors (108721414702).

216800523026 is a wasteful number, since it uses less digits than its factorization.

216800523026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25777.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 216800523026 in words is "two hundred sixteen billion, eight hundred million, five hundred twenty-three thousand, twenty-six".