689290460222 has 32 divisors (see below), whose sum is σ = 1285135637184. Its totient is φ = 269986464000.

The previous prime is 689290460219. The next prime is 689290460291. The reversal of 689290460222 is 222064092986.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18730679 + ... + 18767442.

It is an arithmetic number, because the mean of its divisors is an integer number (40160488662).

Almost surely, 2^689290460222 is an apocalyptic number.

689290460222 is a deficient number, since it is larger than the sum of its proper divisors (595845176962).

689290460222 is a wasteful number, since it uses less digits than its factorization.

689290460222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37498244.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 689290460222 in words is "six hundred eighty-nine billion, two hundred ninety million, four hundred sixty thousand, two hundred twenty-two".