6790789779 has 8 divisors (see below), whose sum is σ = 9275225232. Its totient is φ = 4416773760.

The previous prime is 6790789771. The next prime is 6790789787. The reversal of 6790789779 is 9779870976.

It is an interprime number because it is at equal distance from previous prime (6790789771) and next prime (6790789787).

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

It is not a de Polignac number, because 6790789779 - 2³ = 6790789771 is a prime.

It is a super-2 number, since 2×6790789779² = 92229651645141737682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6790789771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27604714 + ... + 27604959.

It is an arithmetic number, because the mean of its divisors is an integer number (1159403154).

Almost surely, 2^6790789779 is an apocalyptic number.

6790789779 is a deficient number, since it is larger than the sum of its proper divisors (2484435453).

6790789779 is a wasteful number, since it uses less digits than its factorization.

6790789779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55209717.

The product of its (nonzero) digits is 84015792, while the sum is 69.

The square root of 6790789779 is about 82406.2484220705. The cubic root of 6790789779 is about 1893.6807398866.

The spelling of 6790789779 in words is "six billion, seven hundred ninety million, seven hundred eighty-nine thousand, seven hundred seventy-nine".