6889965902 has 8 divisors (see below), whose sum is σ = 10347067416. Its totient is φ = 3440943432.

The previous prime is 6889965857. The next prime is 6889965923. The reversal of 6889965902 is 2095699886.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2017628 + ... + 2021039.

It is an arithmetic number, because the mean of its divisors is an integer number (1293383427).

Almost surely, 2^6889965902 is an apocalyptic number.

6889965902 is a deficient number, since it is larger than the sum of its proper divisors (3457101514).

6889965902 is a wasteful number, since it uses less digits than its factorization.

6889965902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4039522.

The product of its (nonzero) digits is 16796160, while the sum is 62.

The square root of 6889965902 is about 83005.8184828028. The cubic root of 6889965902 is about 1902.8549786318.

The spelling of 6889965902 in words is "six billion, eight hundred eighty-nine million, nine hundred sixty-five thousand, nine hundred two".