4090381688467 has 2 divisors, whose sum is σ = 4090381688468. Its totient is φ = 4090381688466.

The previous prime is 4090381688423. The next prime is 4090381688509. The reversal of 4090381688467 is 7648861830904.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4090381688467 - 2⁷ = 4090381688339 is a prime.

It is a super-2 number, since 2×4090381688467² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4090381688399 and 4090381688408.

It is not a weakly prime, because it can be changed into another prime (4090381688167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2045190844233 + 2045190844234.

It is an arithmetic number, because the mean of its divisors is an integer number (2045190844234).

Almost surely, 2^{4090381688467} is an apocalyptic number.

4090381688467 is a deficient number, since it is larger than the sum of its proper divisors (1).

4090381688467 is an equidigital number, since it uses as much as digits as its factorization.

4090381688467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55738368, while the sum is 64.

The spelling of 4090381688467 in words is "four trillion, ninety billion, three hundred eighty-one million, six hundred eighty-eight thousand, four hundred sixty-seven".