216801058 has 16 divisors (see below), whose sum is σ = 348779520. Its totient is φ = 100756656.

The previous prime is 216801049. The next prime is 216801097. The reversal of 216801058 is 850108612.

216801058 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 51810 + ... + 55837.

It is an arithmetic number, because the mean of its divisors is an integer number (21798720).

Almost surely, 2^216801058 is an apocalyptic number.

216801058 is a deficient number, since it is larger than the sum of its proper divisors (131978462).

216801058 is a wasteful number, since it uses less digits than its factorization.

216801058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107721.

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 216801058 is about 14724.1657828211. The cubic root of 216801058 is about 600.7408053397.

The spelling of 216801058 in words is "two hundred sixteen million, eight hundred one thousand, fifty-eight".