6789799550 has 12 divisors (see below), whose sum is σ = 12629027256. Its totient is φ = 2715919800.

The previous prime is 6789799531. The next prime is 6789799573. The reversal of 6789799550 is 559979876.

It is a super-2 number, since 2×6789799550² = 92202755858360405000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67897946 + ... + 67898045.

It is an arithmetic number, because the mean of its divisors is an integer number (1052418938).

Almost surely, 2^6789799550 is an apocalyptic number.

6789799550 is a deficient number, since it is larger than the sum of its proper divisors (5839227706).

6789799550 is a wasteful number, since it uses less digits than its factorization.

6789799550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135796003 (or 135795998 counting only the distinct ones).

The product of its (nonzero) digits is 42865200, while the sum is 65.

The square root of 6789799550 is about 82400.2399875146. The cubic root of 6789799550 is about 1893.5886902723.

The spelling of 6789799550 in words is "six billion, seven hundred eighty-nine million, seven hundred ninety-nine thousand, five hundred fifty".