6790381667 has 2 divisors, whose sum is σ = 6790381668. Its totient is φ = 6790381666.

The previous prime is 6790381589. The next prime is 6790381687. The reversal of 6790381667 is 7661830976.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6790381667 - 2¹² = 6790377571 is a prime.

It is a super-2 number, since 2×6790381667² = 92218566367059397778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6790381687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3395190833 + 3395190834.

It is an arithmetic number, because the mean of its divisors is an integer number (3395190834).

Almost surely, 2^6790381667 is an apocalyptic number.

6790381667 is a deficient number, since it is larger than the sum of its proper divisors (1).

6790381667 is an equidigital number, since it uses as much as digits as its factorization.

6790381667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 6790381667 is about 82403.7721648712. The cubic root of 6790381667 is about 1893.6428037337.

The spelling of 6790381667 in words is "six billion, seven hundred ninety million, three hundred eighty-one thousand, six hundred sixty-seven".