6890121602 has 32 divisors (see below), whose sum is σ = 12820426752. Its totient is φ = 2704290624.

The previous prime is 6890121583. The next prime is 6890121647. The reversal of 6890121602 is 2061210986.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125933 + ... + 172160.

It is an arithmetic number, because the mean of its divisors is an integer number (400638336).

Almost surely, 2^6890121602 is an apocalyptic number.

6890121602 is a deficient number, since it is larger than the sum of its proper divisors (5930305150).

6890121602 is a wasteful number, since it uses less digits than its factorization.

6890121602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298242.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 6890121602 is about 83006.7563635636. The cubic root of 6890121602 is about 1902.8693121468.

The spelling of 6890121602 in words is "six billion, eight hundred ninety million, one hundred twenty-one thousand, six hundred two".